Quarterly report pursuant to Section 13 or 15(d)

Other Comprehensive Income (Loss), Accumulated Other Comprehensive Income (Loss) (Detail)

v3.7.0.1
Other Comprehensive Income (Loss), Accumulated Other Comprehensive Income (Loss) (Detail) - USD ($)
$ in Millions
 3 Months Ended
Apr. 01, 2017
Apr. 02, 2016
Dec. 31, 2016
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Other comprehensive income (loss) before reclassifications $ 1,359    
Amounts reclassified out of accumulated other comprehensive income (loss) (240) $ (49)  
Tax effects (362)    
Other comprehensive income (loss) 757 500  
Unrealized holding gains (losses) on available-for-sale investments [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest 2,707   $ 2,164
Other comprehensive income (loss) before reclassifications 1,098    
Amounts reclassified out of accumulated other comprehensive income (loss) (263)    
Tax effects (292)    
Other comprehensive income (loss) 543    
Unrealized holding gains (losses) on derivatives [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (64)   (259)
Other comprehensive income (loss) before reclassifications 266    
Amounts reclassified out of accumulated other comprehensive income (loss) (1)    
Tax effects (70)    
Other comprehensive income (loss) 195    
Prior service credits (costs) [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (38)   (40)
Other comprehensive income (loss) before reclassifications 0    
Amounts reclassified out of accumulated other comprehensive income (loss) 2 2  
Tax effects 0    
Other comprehensive income (loss) 2    
Actuarial gains (losses) [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (1,224)   (1,240)
Other comprehensive income (loss) before reclassifications (6)    
Amounts reclassified out of accumulated other comprehensive income (loss) 22 $ 12  
Tax effects 0    
Other comprehensive income (loss) 16    
Foreign currency translation adjustment [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest (518)   (519)
Other comprehensive income (loss) before reclassifications 1    
Amounts reclassified out of accumulated other comprehensive income (loss) 0    
Tax effects 0    
Other comprehensive income (loss) 1    
AOCI Including Portion Attributable to Noncontrolling Interest [Member]      
Accumulated Other Comprehensive Income (Loss) [Line Items]      
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest $ 863   $ 106