Annual report pursuant to Section 13 and 15(d)

Accumulated Other Comprehensive Income (Loss) - Changes in OCI Components Before- and After-tax (Details)

v3.3.1.900
Accumulated Other Comprehensive Income (Loss) - Changes in OCI Components Before- and After-tax (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Available-for-sale Securities, after Tax      
Net changer, after Tax $ (1,598) $ 4,621 $ (8,166)
Debit Valuation Adjustments, Before Tax      
Net change in fair value, before Tax 436    
Net realized losses reclassified into earnings, before Tax 556    
Net change, before Tax 992    
Debit Valuation Adjustments, Tax      
Net change in fair value, Tax (166)    
Net realized losses reclassified into earnings, Tax (211)    
Net change, Tax (377)    
Debit Valuation Adjustments, After Tax      
Net change in fair value, after Tax 270    
Net realized losses reclassified into earnings, after Tax 345    
Net change, after Tax 615    
Derivatives, before Tax      
Net change in fair value, before Tax 55 195 156
Net realized losses reclassified into earnings, before Tax 883 760 773
Net change, before Tax 938 955 929
Derivatives, Tax      
Net change in fair value, Tax (22) (54) (51)
Net realized losses reclassified into earnings, Tax (332) (285) (286)
Net change, Tax (354) (339) (337)
Derivatives, after Tax      
Net change in fair value, after Tax 33 141 105
Net realized losses reclassified into earnings, after Tax 551 475 487
Net change, after Tax 584 616 592
Employee benefit plans, before Tax      
Net increase in fair value, before tax 408 (1,629) 2,985
Net realized losses reclassified into earnings, before Tax 169 55 237
Settlements and curtailments, before Tax 1 (1) 46
Net change, before Tax 578 (1,575) 3,268
Employee benefit plans, Tax      
Net increase in fair value, tax (121) 614 (1,128)
Net realized losses reclassified into earnings, Tax (62) (23) (79)
Settlements and curtailments, Tax (1) 41 (12)
Net change, Tax (184) 632 (1,219)
Employee benefit plans, after Tax      
Net increase in fair value, after tax 287 (1,015) 1,857
Net realized losses reclassified into earnings, after Tax 107 32 158
Settlements and curtailments, after Tax 0 40 34
Net change, after Tax 394 (943) 2,049
Foreign currency, before Tax      
Net increase (decrease) in fair value, before Tax 600 714 244
Net realized (gains) losses reclassified into earnings, before Tax (38) 20 138
Net change, before tax 562 734 382
Foreign currency, Tax      
Net increase (decrease) in fair value, Tax (723) (879) (384)
Net realized losses reclassified into earnings, Tax 38 (12) (133)
Net change, Tax (685) (891) (517)
Foreign currency, after Tax      
Net increase (decrease) in fair value, after Tax (123) (165) (140)
Net realized losses reclassified into earnings, after Tax 0 8 5
Net change, after tax (123) (157) (135)
Other comprehensive income (loss), net-of-tax:      
Other Comprehensive Income (Loss), before Tax 488 7,508 (8,400)
Other comprehensive income (loss), tax (616) (3,371) 2,740
Other comprehensive income (loss) (128) 4,137 (5,660)
Debt securities      
Available-for-sale Securities, before Tax      
Net change in fair value, before Tax (1,644) 8,698 (10,989)
Net realized gains reclassified into earnings, before Tax (1,010) (1,338) (1,251)
Net change, before Tax (2,654) 7,360 (12,240)
Available-for-sale Securities, Tax      
Net change in fair value, Tax 627 (3,268) 4,077
Net realized gains reclassified into earnings, Tax 384 508 463
Net change, Tax 1,011 (2,760) 4,540
Available-for-sale Securities, after Tax      
Net change in fair value, after Tax (1,017) 5,430 (6,912)
Net realized gains reclassified into earnings, after Tax (626) (830) (788)
Net changer, after Tax (1,643) 4,600 (7,700)
Equity securities      
Available-for-sale Securities, before Tax      
Net change in fair value, before Tax 72 34 32
Net realized gains reclassified into earnings, before Tax 0 0 (771)
Net change, before Tax 72 34 (739)
Available-for-sale Securities, Tax      
Net change in fair value, Tax (27) (13) (12)
Net realized gains reclassified into earnings, Tax 0 0 285
Net change, Tax (27) (13) 273
Available-for-sale Securities, after Tax      
Net change in fair value, after Tax 45 21 20
Net realized gains reclassified into earnings, after Tax 0 0 (486)
Net changer, after Tax $ 45 $ 21 $ (466)