Loans Held for Sale (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Loans Held For Sale [Line Items]    
Interest only loans held for sale $ 3,500,000 $ 1,100,000
Balloon loans held for sale 45,400,000 17,600,000
Loans Held For Sale At Lower Of Cost Or Market [Member]
   
Loans Held For Sale [Line Items]    
Conventional single famliy residential 71,859,000 97,185,000
FHA/VA 213,525,000 284,001,000
Commercial loans to financial institutions 31,534,000 11,262,000
Commercial real estate 42,046,000 45,607,000
Loans Held For Sale At Fair Value [Member]
   
Loans Held For Sale [Line Items]    
Conventional single famliy residential 24,948,000 0
FHA/VA $ 14,074,000 $ 0