Quarterly report pursuant to Section 13 or 15(d)

Other Comprehensive Income (Loss), Reclassification out of Accumulated Other Comprehensive Income (Detail)

v3.8.0.1
Other Comprehensive Income (Loss), Reclassification out of Accumulated Other Comprehensive Income (Detail) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2018
Apr. 01, 2017
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Gains (losses) on equity investments, net $ 643 $ 252
Income before taxes 5,011 3,815
Cost of sales (6,335) (5,636)
Research and development (3,311) (3,311)
Marketing, general and administrative (1,900) (2,099)
Interest and other, net (81) 1
Amounts reclassified out of accumulated other comprehensive income (loss) 9 240
Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months 122  
Unrealized holding gains (losses) on available-for-sale investments [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Amounts reclassified out of accumulated other comprehensive income (loss) 0  
Unrealized holding gains (losses) on available-for-sale investments [Member] | Reclassified out of Accumulated Other Comprehensive Income (Loss) [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Gains (losses) on equity investments, net 0 263
Income before taxes 0 263
Unrealized holding gains (losses) on derivatives [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Amounts reclassified out of accumulated other comprehensive income (loss) 53  
Unrealized holding gains (losses) on derivatives [Member] | Reclassified out of Accumulated Other Comprehensive Income (Loss) [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Income before taxes 53 1
Unrealized holding gains (losses) on derivatives [Member] | Reclassified out of Accumulated Other Comprehensive Income (Loss) [Member] | Foreign currency contracts    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Gains (losses) on equity investments, net 0 4
Cost of sales 8 (20)
Research and development 41 (16)
Marketing, general and administrative 14 (5)
Interest and other, net (10) 38
Actuarial gains (losses) [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Amounts reclassified out of accumulated other comprehensive income (loss) (45) (24)
Amortization of pension and postretirement benefit components [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Amounts reclassified out of accumulated other comprehensive income (loss) (45) (24)
Foreign currency translation adjustment [Member] | Reclassified out of Accumulated Other Comprehensive Income (Loss) [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Interest and other, net $ 1 $ 0