Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Detail)

v2.4.0.6
Fair Value (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 3 Months Ended
Mar. 30, 2013
Dec. 29, 2012
Mar. 30, 2013
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Fair Value, Measurements, Nonrecurring [Member]
Mar. 31, 2012
Fair Value, Measurements, Nonrecurring [Member]
Mar. 30, 2013
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 29, 2012
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Mar. 30, 2013
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 29, 2012
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Mar. 30, 2013
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 29, 2012
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Mar. 30, 2013
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 29, 2012
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Mar. 30, 2013
Asset-Backed Securities [Member]
Mar. 30, 2013
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 29, 2012
Level 1 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Mar. 30, 2013
Level 1 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 29, 2012
Level 1 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Mar. 30, 2013
Level 1 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 1 [Member]
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 1 [Member]
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 29, 2012
Level 2 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Mar. 30, 2013
Level 2 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 29, 2012
Level 2 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Mar. 30, 2013
Level 2 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 2 [Member]
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 2 [Member]
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Fair Value, Measurements, Nonrecurring [Member]
Mar. 31, 2012
Level 3 [Member]
Fair Value, Measurements, Nonrecurring [Member]
Mar. 30, 2013
Level 3 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 29, 2012
Level 3 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Mar. 30, 2013
Level 3 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 29, 2012
Level 3 [Member]
Fair Value [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Mar. 30, 2013
Level 3 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Bank Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Bank Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Bank Deposits [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Bank Deposits [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Commercial Paper [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Commercial Paper [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Commercial Paper [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Corporate Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Corporate Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Corporate Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Corporate Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Government Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Government Bonds [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Government Bonds [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Government Bonds [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Money Market Fund Deposits [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Money Market Fund Deposits [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Mar. 30, 2013
Level 3 [Member]
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 29, 2012
Level 3 [Member]
Municipal Bonds [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      
Investments, fair value disclosure                                                       $ 11 $ 11     $ 1,149 $ 822 $ 591 $ 540 $ 121 $ 56     $ 2,172 $ 2,711 $ 1,854 $ 1,474     $ 32 $ 0 $ 658 $ 388 $ 564 $ 254     $ 4 $ 466 $ 1,220 $ 1,597 $ 613 $ 172 $ 4,698 $ 4,424     $ 421 $ 1,086                                         $ 0 $ 0     $ 0 $ 0 $ 0 $ 0 $ 0 $ 0     $ 0 $ 0 $ 0 $ 0     $ 12 $ 0 $ 161 $ 75 $ 140 $ 10     $ 4 $ 400 $ 1,050 $ 1,307 $ 224 $ 59 $ 4,698 $ 4,424     $ 421 $ 1,086                                         $ 0 $ 0     $ 1,149 $ 822 $ 591 $ 540 $ 121 $ 56     $ 2,172 $ 2,711 $ 1,854 $ 1,474     $ 20 $ 0 $ 481 $ 292 $ 400 $ 218     $ 0 $ 66 $ 170 $ 290 $ 389 $ 113 $ 0 $ 0     $ 0 $ 0                                             $ 11 $ 11     $ 0 $ 0 $ 0 $ 0 $ 0 $ 0     $ 0 $ 0 $ 0 $ 0     $ 0 $ 0 $ 16 $ 21 $ 24 $ 26     $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ 0     $ 0 $ 0    
Reverse repurchase agreements, fair value disclosure             1,200 2,800                                                                                                                           0 0                                                                                                                 1,200 2,800                                                                                                                     0 0                                                                                                            
Trading investments, fair value disclosure                                                   171 68     266 247             435 336         2,190 1,591             3,739 3,222                 102 18     149 203                                 0 0     0 0             0 0         1,769 482             2,452 1,743                 102 18     0 0                                 0 0     266 247             435 336         421 1,109             1,287 1,479                 0 0     149 203                                     171 68     0 0             0 0         0 0             0 0                 0 0     0 0
Derivative assets, fair value disclosure                 252 221 47 38                                                                                                                       0 12 0 0                                                                                                             251 208 27 20                                                                                                                 1 1 20 18                                                                                                    
Loans receivable, fair value dislcosure 764 780             197 203 567 577                                                                                                                       0 0 0 0                                                                                                             197 203 567 577                                                                                                                 0 0 0 0                                                                                                    
Total assets measured and recorded at fair value     23,423 23,525                                                                                                                               11,033 9,616                                                                                                                 12,147 13,764                                                                                                                 243 145                                                                                                                    
Derivative liabilities, fair value disclosure                         442 292 33 20                                                                                                                       0 1 0 0                                                                                                             442 291 33 20                                                                                                                 0 0 0 0                                                                                            
Total liabilities measured and recorded at fair value     475 312                                                                                                                               0 1                                                                                                                 475 311                                                                                                                 0 0                                                                                                                    
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Purchases                                                 110                                                                                                                                                                                                                                                                                                                                                                                                                                                    
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount 615                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    
Fair Value, Non-Marketable Equity Investments, Gains (Losses)         (14) (59)                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          
Non-Marketable Equity Investments                                                                                                                                                                                                                                                                                                                                                                                   19 11                                                                                                                
Non-marketable cost method investments                                 1,206 1,202                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
Non-marketable cost method investments, fair value disclosure                                         1,843 1,766                                                                                                                   0 0                                                                                                                 0 0                                                                                                                     1,843 1,766                                                                                        
Loans receivable 955 979                             191 199     191 198                                                                                                                   0 0                                                                                                                 150 150                                                                                                                     41 48                                                                                        
Reverse repurchase agreements 1,265 2,850                             65 50     65 50                                                                                                                   0 0                                                                                                                 65 50                                                                                                                     0 0                                                                                        
Grants Receivable                                 321 198                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
Grants Receivable, Fair Value Disclosure                                         327 205                                                                                                                   0 0                                                                                                                 327 205                                                                                                                     0 0                                                                                        
Long-term debt                                 13,143 13,136     14,210 14,368                                                                                                                   11,467 11,442                                                                                                                 2,743 2,926                                                                                                                     0 0                                                                                        
Short-term debt                                 70 48                                                                                                                                                                                                                                                                                                                                                                                                                                                                  
Short-term debt, fair value disclosure                                         70 48                                                                                                                   0 0                                                                                                                 70 48                                                                                                                     0 0                                                                                        
Notes payable                                     578 875                                                                                                                                                                                                                                                                                                                                                                                                                                                              
Notes payable, fair value disclosure                                             $ 593 $ 890                                                                                                                   $ 0 $ 0                                                                                                                 $ 593 $ 890                                                                                                                     $ 0 $ 0