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Note 1 SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Detail) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Accumulated Comprehensive Income (Loss), after Adoption of New Accounting Principle (in Dollars) $ 3,167,000  
Increase (Decrease) in Loans Held-for-sale (in Dollars) (558,721,000) (20,633,000)
Trading Securities (in Dollars) 0  
Servicing Liability at Amortized Value, Disposals (in Dollars) 303,705,000  
Long-term Debt, Percentage Bearing Variable Interest, Percentage Rate 0.21% 0.30%
Restricted Cash for Securitization Investors [Member]
   
Increase (Decrease) in Restricted Cash (in Dollars)   (675,000)
Loans, net - restricted for securitization investors [Member]
   
Increase (Decrease) in Receivables (in Dollars)   (58,560,000)
Secured Borrowings Owed To Securitization Investors [Member]
   
Line of Credit Facility, Increase, Additional Borrowings (in Dollars)   $ (53,323,000)
Equity Method Investee, Correspondent One [Member]
   
Noncontrolling Interest, Ownership Percentage by Parent 49.00%  
Equity Method Investee, OSI [Member]
   
Noncontrolling Interest, Ownership Percentage by Parent 26.00%  
Equity Method Investee, ONL [Member]
   
Noncontrolling Interest, Ownership Percentage by Parent 25.00%  
Powerlink Settlement Services [Member]
   
Noncontrolling Interest, Ownership Percentage by Parent 69.79%