Quarterly report pursuant to Section 13 or 15(d)

Fair Value (Detail)

v3.8.0.1
Fair Value (Detail) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Dec. 31, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements $ 1,849   $ 1,849   $ 1,018
Trading assets, Fair Value Disclosure 6,983   6,983   8,314
Derivative assets, Fair Value Disclosure 360   360   433
Derivative liabilities, Fair Value Disclosure 603   603   588
Other than Temporary Impairment Losses, Investments 10 $ 48 613 $ 137  
Non-marketable cost method investments 2,719   2,719   3,098
Long-term debt 27,498   27,498   20,649
Short-term debt 4,142   4,142   4,634
Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Assets, Fair Value Disclosure 26,951   26,951   27,748
Liabilities, Fair Value Disclosure 622   622   583
Fair Value, Measurements, Nonrecurring [Member] | Portion at Other than Fair Value Measurement [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 250   250   250
Grants Receivable 646   646   362
Loans receivable 15   15   265
Non-marketable cost method investments, Fair Value Disclosure 3,336   3,336   3,890
Long-term debt 4,703   4,703   5,120
Short-term debt, Fair Value Disclosure 29,485   29,485   21,957
Fair Value, Measurements, Nonrecurring [Member] | Carrying Amount [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 250   250   250
Grants Receivable 646   646   361
Loans receivable 15   15   265
Non-marketable cost method investments 2,719   2,719   3,098
Long-term debt 4,121   4,121   4,609
Short-term debt 27,498   27,498   20,649
Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 2,269   2,269   2,847
Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 1,047   1,047   1,644
Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 3,655   3,655   3,736
Asset-Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 12   12   87
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 6,059   6,059   6,180
Non-marketable equity investments [Member] | Fair Value, Measurements, Nonrecurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Other than Temporary Impairment Losses, Investments   $ 48 335 $ 132  
Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 1,599   1,599   768
Cash Equivalents [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 150   150   498
Cash Equivalents [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 5,765   5,765   2,731
Cash Equivalents [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 100   100   332
Short-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 756   756   1,338
Short-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 557   557   1,603
Short-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 133   133   284
Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 291   291   382
Loans receivable, Fair Value Disclosure 88   88   326
Other Long-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 1,702   1,702   2,001
Other Long-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 1,389   1,389   1,758
Other Long-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 753   753   957
Other Long-Term Assets [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 0   0   250
Other Long-Term Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 83   83   40
Loans receivable, Fair Value Disclosure 543   543   236
Other Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 449   449   371
Other Long-Term Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 173   173   212
Level 1 [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Assets, Fair Value Disclosure 9,820   9,820   8,168
Liabilities, Fair Value Disclosure 0   0   0
Level 1 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Portion at Other than Fair Value Measurement [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 0   0   0
Grants Receivable 0   0   0
Loans receivable 0   0   0
Non-marketable cost method investments, Fair Value Disclosure 0   0   0
Long-term debt 0   0   0
Short-term debt, Fair Value Disclosure 0   0   0
Level 1 [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 0   0   0
Level 1 [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 57   57   36
Level 1 [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 31   31   32
Level 1 [Member] | Asset-Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 0   0   0
Level 1 [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 5,584   5,584   6,180
Level 1 [Member] | Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 0   0   0
Level 1 [Member] | Cash Equivalents [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Cash Equivalents [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 4,146   4,146   1,920
Level 1 [Member] | Cash Equivalents [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Short-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Short-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Short-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 2   2   0
Loans receivable, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Long-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Long-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Long-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Long-Term Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 0   0   0
Loans receivable, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 0   0   0
Level 1 [Member] | Other Long-Term Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 0   0   0
Level 2 [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Assets, Fair Value Disclosure 17,111   17,111   19,559
Liabilities, Fair Value Disclosure 615   615   550
Level 2 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Portion at Other than Fair Value Measurement [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 250   250   250
Grants Receivable 646   646   362
Loans receivable 15   15   265
Non-marketable cost method investments, Fair Value Disclosure 0   0   0
Long-term debt 4,703   4,703   5,120
Short-term debt, Fair Value Disclosure 29,485   29,485   21,957
Level 2 [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 2,269   2,269   2,847
Level 2 [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 990   990   1,608
Level 2 [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 3,624   3,624   3,704
Level 2 [Member] | Asset-Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 12   12   87
Level 2 [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 475   475   0
Level 2 [Member] | Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 1,599   1,599   768
Level 2 [Member] | Cash Equivalents [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 150   150   498
Level 2 [Member] | Cash Equivalents [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 1,619   1,619   811
Level 2 [Member] | Cash Equivalents [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 100   100   332
Level 2 [Member] | Short-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 750   750   1,332
Level 2 [Member] | Short-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 557   557   1,603
Level 2 [Member] | Short-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 133   133   284
Level 2 [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 289   289   382
Loans receivable, Fair Value Disclosure 88   88   326
Level 2 [Member] | Other Long-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 1,697   1,697   1,995
Level 2 [Member] | Other Long-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 1,389   1,389   1,758
Level 2 [Member] | Other Long-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 753   753   957
Level 2 [Member] | Other Long-Term Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 74   74   31
Loans receivable, Fair Value Disclosure 543   543   236
Level 2 [Member] | Other Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 449   449   371
Level 2 [Member] | Other Long-Term Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 166   166   179
Level 3 [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Assets, Fair Value Disclosure 20   20   21
Liabilities, Fair Value Disclosure 7   7   33
Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member] | Portion at Other than Fair Value Measurement [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 0   0   0
Grants Receivable 0   0   0
Loans receivable 0   0   0
Non-marketable cost method investments, Fair Value Disclosure 3,336   3,336   3,890
Long-term debt 0   0   0
Short-term debt, Fair Value Disclosure 0   0   0
Level 3 [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 0   0   0
Level 3 [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 0   0   0
Level 3 [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 0   0   0
Level 3 [Member] | Asset-Backed Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Trading assets, Fair Value Disclosure 0   0   0
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 0   0   0
Level 3 [Member] | Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Reverse repurchase agreements 0   0   0
Level 3 [Member] | Cash Equivalents [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Cash Equivalents [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Cash Equivalents [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Short-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 6   6   6
Level 3 [Member] | Short-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Short-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Other Current Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 0   0   0
Loans receivable, Fair Value Disclosure 0   0   0
Level 3 [Member] | Other Long-Term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 5   5   6
Level 3 [Member] | Other Long-Term Investments [Member] | Financial Institution instruments [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Other Long-Term Investments [Member] | Government Debt [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Investments, Fair Value Disclosure 0   0   0
Level 3 [Member] | Other Long-Term Assets [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative assets, Fair Value Disclosure 9   9   9
Loans receivable, Fair Value Disclosure 0   0   0
Level 3 [Member] | Other Accrued Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure 0   0   0
Level 3 [Member] | Other Long-Term Liabilities [Member] | Fair Value, Measurements, Recurring [Member]          
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]          
Derivative liabilities, Fair Value Disclosure $ 7   $ 7   $ 33