Annual report pursuant to Section 13 and 15(d)

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

v2.4.0.8
Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss) - Changes in OCI Components Before and After Tax (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Available-for-sale securities, tax      
Net change in fair value, tax $ 1,900    
Available-for-sale securities, after-tax      
Net change, after-tax (8,166) 1,802 (4,270)
Derivatives, before tax:      
Net change in fair value, before tax 156 430 (2,490)
Net realized losses reclassified into earnings, before tax 773 1,035 1,617
Net change, before tax 929 1,465 (873)
Derivatives, tax:      
Net change in fair value, tax (51) (166) 923
Net realized losses reclassified into earnings, tax (286) (383) (599)
Net change, tax 337 549 (324)
Derivatives, after-tax:      
Net change in fair value, after-tax 105 264 (1,567)
Net realized losses reclassified into earnings, after-tax (487) (652) (1,018)
Net change, after-tax 592 916 (549)
Employee benefit plans, before tax:      
Net change in fair value, before tax 2,985 (1,891) (1,171)
Net realized losses reclassified into earnings, before tax 237 490 437
Settlements and curtailments, before tax 46 1,378 0
Net change (3,268) 23 734
Employee benefit plans, tax:      
Net change in fair value, tax (1,128) 660 457
Net realized losses reclassified into earnings, tax (12) (510) 0
Settlements and curtailments, tax (79) (192) (167)
Net change, tax (1,219) (42) 290
Employee benefit plans, after-tax:      
Net change in fair value, after-tax 1,857 (1,231) (714)
Net realized losses reclassified into earnings, after-tax 158 298 270
Settlements and curtailments, after-tax 34 868 0
Net change, after-tax 2,049 (65) (444)
Foreign currency before tax:      
Net change in fair value, before tax 244 (226) 145
Net realized (gains) losses reclassified into earnings, before tax 138 (30) (65)
Net change, before tax 382 (256) 80
Foreign currency tax:      
Net change in fair value, tax (384) 233 (179)
Net realized (gains) losses reclassified into earnings, tax (133) 10 (9)
Net change, tax (517) 243 (188)
Foreign currency after-tax:      
Net change in fair value, after-tax (140) 7 (34)
Net realized (gains) losses reclassified into earnings, after-tax 5 (20) (74)
Net change, after-tax (135) (13) (108)
Other comprehensive income (loss), net-of-tax:      
Other comprehensive income (loss), before tax (8,400) 3,982 (8,304)
Other comprehensive income (loss), tax 2,740 (1,342) 2,933
Other comprehensive income (loss), net of tax (5,660) 2,640 (5,371)
Debt [Member]
      
Available-for-sale securities, before tax      
Net change in fair value, before tax (10,989) 3,676 6,913
Net realized gains reclassified into earnings, before tax (1,251) (1,609) (3,075)
Net change, before tax (12,240) 2,067 3,838
Available-for-sale securities, tax      
Net change in fair value, tax 4,077 (1,319) (2,590)
Net realized gains reclassified into earnings, tax 463 595 1,138
Net change, tax 4,540 (724) (1,452)
Available-for-sale securities, after-tax      
Net change in fair value, after-tax (6,912) 2,357 4,323
Net realized gains reclassified into earnings, after-tax (788) (1,014) (1,937)
Net change, after-tax (7,700) 1,343 2,386
Equity [Member]
      
Available-for-sale securities, before tax      
Net change in fair value, before tax 32 748 (4,114)
Net realized gains reclassified into earnings, before tax (771) (19) (6,501)
Net change, before tax (739) 729 (10,615)
Available-for-sale securities, tax      
Net change in fair value, tax (12) (277) 1,575
Net realized gains reclassified into earnings, tax 285 7 2,384
Net change, tax 273 (270) 3,959
Available-for-sale securities, after-tax      
Net change in fair value, after-tax 20 471 (2,539)
Net realized gains reclassified into earnings, after-tax (486) (12) (4,117)
Net change, after-tax $ (466) $ 459 $ (6,656)