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Variable Interest Entities (Early adoption) (Details 2)

v2.4.0.8
Variable Interest Entities (Early adoption) (Details 2) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Consolidated Balance Sheets [Abstract]                      
Other Assets $ 1,609,876       $ 1,893,094       $ 1,609,876 $ 1,893,094  
Retained (deficit) earnings (1,479,324)       (1,929,644)       (1,479,324) (1,929,644)  
Consolidated Statements of Income [Abstract]                      
Noninterest Income 249,892 253,767 251,919 256,618 299,499 262,916 256,738 287,168 1,012,196 1,106,321 992,317
Income Tax Expense (Benefit) 52,029 65,047 55,269 55,129 58,890 32,840 53,835 56,726 227,474 202,291 172,555
Net Income (Loss) Attributable to Parent $ 158,172 $ 178,836 $ 151,000 $ 153,274 $ 164,578 $ 165,067 $ 151,076 $ 150,569 $ 641,282 $ 631,290 $ 546,373