Fair Value (Detail) - USD ($)  $ in Millions  | 
3 Months Ended | 
6 Months Ended | 
 | 
Jul. 01, 2017  | 
Jul. 02, 2016  | 
Jul. 01, 2017  | 
Jul. 02, 2016  | 
Dec. 31, 2016  | 
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Trading assets, Fair Value Disclosure | 
$ 11,084
 | 
 
 | 
$ 11,084
 | 
 
 | 
$ 8,314
 | 
| Other than Temporary Impairment Losses, Investments | 
555
 | 
$ 60
 | 
603
 | 
$ 89
 | 
 
 | 
| Non-marketable cost method investments | 
2,719
 | 
 
 | 
2,719
 | 
 
 | 
3,098
 | 
| Short-term debt | 
4,130
 | 
 
 | 
4,130
 | 
 
 | 
4,634
 | 
| Long-term debt | 
27,855
 | 
 
 | 
27,855
 | 
 
 | 
20,649
 | 
| Fair Value, Measurements, Recurring [Member] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Assets, Fair Value Disclosure | 
36,242
 | 
 
 | 
36,242
 | 
 
 | 
27,748
 | 
| Liabilities, Fair Value Disclosure | 
581
 | 
 
 | 
581
 | 
 
 | 
583
 | 
| Fair Value, Measurements, Nonrecurring [Member] | Carrying Amount [Member] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Grants Receivable | 
440
 | 
 
 | 
440
 | 
 
 | 
361
 | 
| Loans receivable | 
2,465
 | 
 
 | 
2,465
 | 
 
 | 
265
 | 
| Non-marketable cost method investments | 
2,719
 | 
 
 | 
2,719
 | 
 
 | 
3,098
 | 
| Reverse repurchase agreements | 
250
 | 
 
 | 
250
 | 
 
 | 
250
 | 
| Short-term debt | 
4,117
 | 
 
 | 
4,117
 | 
 
 | 
4,609
 | 
| Long-term debt | 
27,855
 | 
 
 | 
27,855
 | 
 
 | 
20,649
 | 
| 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] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Grants Receivable | 
440
 | 
 
 | 
440
 | 
 
 | 
362
 | 
| Loans receivable | 
2,465
 | 
 
 | 
2,465
 | 
 
 | 
265
 | 
| Non-marketable cost method investments, Fair Value Disclosure | 
3,457
 | 
 
 | 
3,457
 | 
 
 | 
3,890
 | 
| Reverse repurchase agreements | 
250
 | 
 
 | 
250
 | 
 
 | 
250
 | 
| Short-term debt, Fair Value Disclosure | 
4,697
 | 
 
 | 
4,697
 | 
 
 | 
5,120
 | 
| Long-term debt | 
29,610
 | 
 
 | 
29,610
 | 
 
 | 
21,957
 | 
| 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 | 
2,461
 | 
 
 | 
2,461
 | 
 
 | 
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 | 
1,636
 | 
 
 | 
1,636
 | 
 
 | 
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 | 
6,965
 | 
 
 | 
6,965
 | 
 
 | 
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 | 
22
 | 
 
 | 
22
 | 
 
 | 
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 | 
5,904
 | 
 
 | 
5,904
 | 
 
 | 
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 | 
277
 | 
$ 57
 | 
325
 | 
$ 84
 | 
 
 | 
| 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 | 
2,645
 | 
 
 | 
2,645
 | 
 
 | 
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 | 
5,159
 | 
 
 | 
5,159
 | 
 
 | 
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 | 
466
 | 
 
 | 
466
 | 
 
 | 
332
 | 
| Cash Equivalents [Member] | Repurchase Agreements [Member] | Fair Value, Measurements, Recurring [Member] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Investments, Fair Value Disclosure | 
2,335
 | 
 
 | 
2,335
 | 
 
 | 
768
 | 
| 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 | 
1,660
 | 
 
 | 
1,660
 | 
 
 | 
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 | 
1,221
 | 
 
 | 
1,221
 | 
 
 | 
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 | 
277
 | 
 
 | 
277
 | 
 
 | 
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 | 
326
 | 
 
 | 
326
 | 
 
 | 
382
 | 
| Loans receivable, Fair Value Disclosure | 
86
 | 
 
 | 
86
 | 
 
 | 
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 | 
1,816
 | 
 
 | 
1,816
 | 
 
 | 
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 | 
1,632
 | 
 
 | 
1,632
 | 
 
 | 
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 | 
1,033
 | 
 
 | 
1,033
 | 
 
 | 
957
 | 
| 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 | 
73
 | 
 
 | 
73
 | 
 
 | 
40
 | 
| Loans receivable, Fair Value Disclosure | 
525
 | 
 
 | 
525
 | 
 
 | 
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 | 
444
 | 
 
 | 
444
 | 
 
 | 
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 | 
137
 | 
 
 | 
137
 | 
 
 | 
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 | 
8,615
 | 
 
 | 
8,615
 | 
 
 | 
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] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Grants Receivable | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Loans receivable | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Non-marketable cost method investments, Fair Value Disclosure | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Reverse repurchase agreements | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Short-term debt, Fair Value Disclosure | 
0
 | 
 
 | 
0
 | 
 
 | 
3,006
 | 
| Long-term debt | 
17,980
 | 
 
 | 
17,980
 | 
 
 | 
12,171
 | 
| 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 | 
92
 | 
 
 | 
92
 | 
 
 | 
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 | 
5,472
 | 
 
 | 
5,472
 | 
 
 | 
6,180
 | 
| 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 | 
3,020
 | 
 
 | 
3,020
 | 
 
 | 
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] | Cash Equivalents [Member] | Repurchase Agreements [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 | 
0
 | 
 
 | 
0
 | 
 
 | 
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 | 
27,607
 | 
 
 | 
27,607
 | 
 
 | 
19,559
 | 
| Liabilities, Fair Value Disclosure | 
569
 | 
 
 | 
569
 | 
 
 | 
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] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Grants Receivable | 
440
 | 
 
 | 
440
 | 
 
 | 
362
 | 
| Loans receivable | 
2,465
 | 
 
 | 
2,465
 | 
 
 | 
265
 | 
| Non-marketable cost method investments, Fair Value Disclosure | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Reverse repurchase agreements | 
250
 | 
 
 | 
250
 | 
 
 | 
250
 | 
| Short-term debt, Fair Value Disclosure | 
4,697
 | 
 
 | 
4,697
 | 
 
 | 
2,114
 | 
| Long-term debt | 
11,630
 | 
 
 | 
11,630
 | 
 
 | 
9,786
 | 
| 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 | 
2,461
 | 
 
 | 
2,461
 | 
 
 | 
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 | 
1,544
 | 
 
 | 
1,544
 | 
 
 | 
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 | 
6,934
 | 
 
 | 
6,934
 | 
 
 | 
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 | 
22
 | 
 
 | 
22
 | 
 
 | 
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 | 
432
 | 
 
 | 
432
 | 
 
 | 
0
 | 
| 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 | 
2,645
 | 
 
 | 
2,645
 | 
 
 | 
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 | 
2,139
 | 
 
 | 
2,139
 | 
 
 | 
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 | 
466
 | 
 
 | 
466
 | 
 
 | 
332
 | 
| Level 2 [Member] | Cash Equivalents [Member] | Repurchase Agreements [Member] | Fair Value, Measurements, Recurring [Member] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Investments, Fair Value Disclosure | 
2,335
 | 
 
 | 
2,335
 | 
 
 | 
768
 | 
| 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 | 
1,654
 | 
 
 | 
1,654
 | 
 
 | 
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 | 
1,221
 | 
 
 | 
1,221
 | 
 
 | 
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 | 
277
 | 
 
 | 
277
 | 
 
 | 
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 | 
326
 | 
 
 | 
326
 | 
 
 | 
382
 | 
| Loans receivable, Fair Value Disclosure | 
86
 | 
 
 | 
86
 | 
 
 | 
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 | 
1,811
 | 
 
 | 
1,811
 | 
 
 | 
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 | 
1,632
 | 
 
 | 
1,632
 | 
 
 | 
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 | 
1,033
 | 
 
 | 
1,033
 | 
 
 | 
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 | 
64
 | 
 
 | 
64
 | 
 
 | 
31
 | 
| Loans receivable, Fair Value Disclosure | 
525
 | 
 
 | 
525
 | 
 
 | 
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 | 
444
 | 
 
 | 
444
 | 
 
 | 
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 | 
125
 | 
 
 | 
125
 | 
 
 | 
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 | 
12
 | 
 
 | 
12
 | 
 
 | 
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] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Grants Receivable | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Loans receivable | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Non-marketable cost method investments, Fair Value Disclosure | 
3,457
 | 
 
 | 
3,457
 | 
 
 | 
3,890
 | 
| Reverse repurchase agreements | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Short-term debt, Fair Value Disclosure | 
0
 | 
 
 | 
0
 | 
 
 | 
0
 | 
| Long-term debt | 
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] | 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] | Cash Equivalents [Member] | Repurchase Agreements [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 | 
12
 | 
 
 | 
12
 | 
 
 | 
$ 33
 | 
| McAfee [Member] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
| Notes Receivable, Related Parties, Noncurrent | 
$ 2,200
 | 
 
 | 
$ 2,200
 | 
 
 | 
 
 |