XML 98 R65.htm IDEA: XBRL DOCUMENT v2.3.0.15
Loans and Allowance for Credit Losses, by Credit Impairment Methodology (Details) (USD $)
In Millions
Sep. 30, 2011
Jun. 30, 2011
Dec. 31, 2010
Sep. 30, 2010
Jun. 30, 2010
Dec. 31, 2009
Loans and Allowance for Credit Losses, by Credit Impairment Method [Abstract]      
Allowance for Credit Losses, Collectively evaluated$ 13,471 $ 16,963   
Allowance for Credit Losses, Individually evaluated6,599 6,202   
Allowance for Credit Losses, Purchased Credit-Impaired302 298   
Total allowance for credit losses20,37221,26223,46324,37225,08525,031
Financing Receivable, Collectively evaluated695,880 690,099   
Financing Receivable, Individually evaluated27,013 25,738   
Purchased Credit Impaired Loans37,213 41,430   
Loans760,106 757,267   
Total Commercial [Member]
      
Loans and Allowance for Credit Losses, by Credit Impairment Method [Abstract]      
Allowance for Credit Losses, Collectively evaluated4,245 5,424   
Allowance for Credit Losses, Individually evaluated2,216 2,479   
Allowance for Credit Losses, Purchased Credit-Impaired242 266   
Total allowance for credit losses6,7037,4138,1698,5848,5598,141
Financing Receivable, Collectively evaluated322,632 302,392   
Financing Receivable, Individually evaluated10,651 11,731   
Purchased Credit Impaired Loans6,551 7,935   
Loans339,834 322,058   
Total Consumer [Member]
      
Loans and Allowance for Credit Losses, by Credit Impairment Method [Abstract]      
Allowance for Credit Losses, Collectively evaluated9,226 11,539   
Allowance for Credit Losses, Individually evaluated4,383 3,723   
Allowance for Credit Losses, Purchased Credit-Impaired60 32   
Total allowance for credit losses13,66913,84915,29415,78816,52616,890
Financing Receivable, Collectively evaluated373,248 387,707   
Financing Receivable, Individually evaluated16,362 14,007   
Purchased Credit Impaired Loans30,662 33,495   
Loans$ 420,272 $ 435,209