Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Detail)

v2.4.0.8
Fair Value (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 28, 2014
Dec. 28, 2013
Jun. 28, 2014
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Fair Value, Measurements, Nonrecurring [Member]
Jun. 29, 2013
Fair Value, Measurements, Nonrecurring [Member]
Jun. 28, 2014
Fair Value, Measurements, Nonrecurring [Member]
Jun. 29, 2013
Fair Value, Measurements, Nonrecurring [Member]
Jun. 28, 2014
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 28, 2013
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Jun. 28, 2014
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 28, 2013
Carrying Amount [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Jun. 28, 2014
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 28, 2013
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Jun. 28, 2014
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 28, 2013
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Jun. 28, 2014
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Debt Securities and Financial Instituition Instruments [Member]
Jun. 29, 2013
Debt Securities and Financial Instituition Instruments [Member]
Jun. 28, 2014
Level 1 [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 28, 2013
Level 1 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Jun. 28, 2014
Level 1 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 28, 2013
Level 1 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Jun. 28, 2014
Level 1 [Member]
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 1 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 1 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 28, 2013
Level 2 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Jun. 28, 2014
Level 2 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 28, 2013
Level 2 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Jun. 28, 2014
Level 2 [Member]
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 2 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 2 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Other Current Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Other Long-Term Assets [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Other Accrued Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Other Long-Term Liabilities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Dec. 28, 2013
Level 3 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
Jun. 28, 2014
Level 3 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Dec. 28, 2013
Level 3 [Member]
Portion at Other than Fair Value Measurement [Member]
Not Recorded At Fair Value On Recurring Basis [Member]
NVIDIA cross-license agreement [Member]
Jun. 28, 2014
Level 3 [Member]
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Corporate Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Corporate Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Corporate Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Corporate Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Financial Institution Instruments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Financial Institution Instruments [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Financial Institution Instruments [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Financial Institution Instruments [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Government Debt [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Government Debt [Member]
Cash Equivalents [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Government Debt [Member]
Short-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Government Debt [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Asset-Backed Securities [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Asset-Backed Securities [Member]
Other Long-Term Investments [Member]
Fair Value, Measurements, Recurring [Member]
Jun. 28, 2014
Level 3 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Dec. 28, 2013
Level 3 [Member]
Marketable Equity Securities [Member]
Fair Value, Measurements, Recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                                                                                                                                                                                                                                                                                                                                                                                                        
Investments, Fair Value Disclosure                                                         $ 725 $ 2,074 $ 1,156 $ 1,667 $ 1,169 $ 525     $ 1,231 $ 2,077 $ 2,357 $ 3,089 $ 622 $ 492     $ 197 $ 269 $ 978 $ 1,216 $ 385 $ 447     $ 8 $ 9 $ 6,044 $ 6,221                                         $ 40 $ 154 $ 218 $ 274 $ 868 $ 228     $ 97 $ 887 $ 195 $ 194 $ 273 $ 90     $ 0 $ 0 $ 227 $ 183 $ 215 $ 259     $ 0 $ 0 $ 5,927 $ 6,221                                     $ 685 $ 1,920 $ 907 $ 1,374 $ 282 $ 270     $ 1,134 $ 1,190 $ 2,162 $ 2,895 $ 349 $ 402     $ 197 $ 269 $ 751 $ 1,033 $ 170 $ 188     $ 0 $ 0 $ 117 $ 0                                     $ 0 $ 0 $ 31 $ 19 $ 19 $ 27     $ 0 $ 0 $ 0 $ 0 $ 0 $ 0     $ 0 $ 0 $ 0 $ 0 $ 0 $ 0     $ 8 $ 9 $ 0 $ 0
Reverse repurchase agreements, Fair Value Disclosure                 168 400                                                                                                     0 0                                                                                         168 400                                                                                         0 0                                                                                    
Trading investments, Fair Value Disclosure                                                     3,144 2,789             2,036 1,606             3,568 3,358             1,023 688                                             2,315 2,161             1,133 1,188             1,708 1,625             0 0                                         829 628             903 418             1,860 1,733             948 684                                         0 0             0 0             0 0             75 4        
Derivative assets, Fair Value Disclosure                     171 357 38 36                                                                                                 0 48 0 0                                                                                     171 309 8 7                                                                                     0 0 30 29                                                                            
Loans receivable, Fair Value Disclosure 802 805                 631 103 171 702                                                                                                 0 0 0 0                                                                                     631 103 171 702                                                                                     0 0 0 0                                                                            
Assets, Fair Value Disclosure, Recurring     25,822 28,125                                                                                                             13,216 13,512                                                                                         12,443 14,525                                                                                         163 88                                                                                        
Derivative liabilities, Fair Value Disclosure                             283 372 13 50                                                                                                 0 0 0 0                                                                                     283 372 13 50                                                                                     0 0 0 0                                                                    
Liabilities, Fair Value Disclosure     296 422                                                                                                             0 0                                                                                         296 422                                                                                         0 0                                                                                        
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount                                                                                                                 365                                                                                                                                                                                                                                                                                      
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount                                                                                                                 345 255                                                                                                                                                                                                                                                                                    
Fair Value, Non-Marketable Equity Investments, Gains (Losses)         (37) (60) (75) (74)                                                                                                                                                                                                                                                                                                                                                                                        
Grants Receivable                                     680 416                                                                                                                                                                                                                                                                                                                                                                
Grants Receivable, Fair Value Disclosure                                             688 481                                                                                             0 0                                                                                         688 481                                                                                         0 0                                                                
Loans receivable 1,052 1,072                                 250 267     250 267                                                                                             0 0                                                                                         250 250                                                                                         0 17                                                                
Non-marketable cost method investments 1,781 1,270                                 1,781 1,270                                                                                                                                                                                                                                                                                                                                                                
Non-marketable cost method investments, Fair Value Disclosure                                             2,639 2,105                                                                                             0 0                                                                                         0 0                                                                                         2,639 2,105                                                                
Reverse repurchase agreements 553 800                                 385 400     385 400                                                                                             0 0                                                                                         385 400                                                                                         0 0                                                                
Short-term debt                                       24                                                                                                                                                                                                                                                                                                                                                                
Short-term debt, Fair Value Disclosure                                               24                                                                                               0                                                                                           24                                                                                           0                                                                
Long-term debt 13,180 13,165                                 13,180 13,165     14,144 13,538                                                                                             11,344 10,937                                                                                         2,800 2,601                                                                                         0 0                                                                
Notes payable                                         391 587                                                                                                                                                                                                                                                                                                                                                            
Notes payable, Fair Value Disclosure                                                 $ 398 $ 597                                                                                             $ 0 $ 0                                                                                         $ 398 $ 597                                                                                         $ 0 $ 0