Annual report pursuant to Section 13 and 15(d)

Parent Company Statement of Cash Flows (Details)

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Parent Company Statement of Cash Flows (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Condensed Financial Statements, Captions [Line Items]      
Net income (loss) $ 4,188 $ 1,446 $ (2,238)
Other operating activities, net 7,531 (770) 1,911
Net cash provided by (used in) operating activities (13,858) 64,448 82,541
Other investing activities, net (320) (895) (1,456)
Net cash provided by (used in) investing activities (37,177) 52,429 (30,347)
Net increase (decrease) in commercial paper and other short-term borrowings (5,017) (24,264) (31,698)
Proceeds from Issuance of Long-term Debt 22,200 26,001 52,215
Retirement of long-term debt (124,389) (101,814) (110,919)
Proceeds from Issuance of Preferred Stock and Warrants 633    
Cash dividends paid (1,909) (1,738) (1,762)
Other financing activities, net 236 3 5
Net cash provided by (used in) financing activities 42,416 (104,654) (65,334)
Net increase (decrease) in cash held at bank subsidiaries (9,350) 11,675 (12,912)
Bank of America Corporation [Member]
      
Condensed Financial Statements, Captions [Line Items]      
Net income (loss) 4,188 1,446 (2,238)
Equity in undistributed (earnings) losses of subsidiaries 1,754 5,544 4,702
Other operating activities, net (3,432) 6,716 (996)
Net cash provided by (used in) operating activities 2,510 13,706 1,468
Net sales of securities 13 8,444 5,972
Net Payments From (To) Subsidiaries 12,973 5,780 3,531
Other investing activities, net 445 (8) 2,592
Net cash provided by (used in) investing activities 13,431 14,216 12,095
Net increase (decrease) in commercial paper and other short-term borrowings (616) (13,172) 8,052
Proceeds from Issuance of Long-term Debt 17,176 16,047 29,275
Retirement of long-term debt (63,851) (21,742) (27,176)
Proceeds from Issuance of Preferred Stock and Warrants 667 5,000 0
Cash dividends paid (1,909) (1,738) (1,762)
Other financing activities, net 9,432 (4,450) 3,280
Net cash provided by (used in) financing activities (39,101) (20,055) 11,669
Net increase (decrease) in cash held at bank subsidiaries (23,160) 7,867 25,232
Cash held at bank subsidiaries at January 1 124,991 117,124  
Cash held at bank subsidiaries at December 31 $ 101,831 $ 124,991 $ 117,124