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Note 12 OTHER ASSETS (Detail) (USD $)
2 Months Ended 12 Months Ended 1 Months Ended
Dec. 31, 2012
Dec. 31, 2012
Dec. 31, 2010
Dec. 31, 2011
Dec. 31, 2012
Single family residential loans
Dec. 31, 2011
Single family residential loans
Dec. 31, 2012
Powerlink Settlement Services [Member]
Loans and Leases Receivable, Allowance         $ 14,659 $ 14,257  
Financing Receivable, Recorded Investment, Nonaccrual Status         124,341    
Payments to Purchase Loans Held-for-sale         65,356    
Payments to Acquire Mortgage Servicing Rights (MSR) 57,000 180,039,000 23,425,000        
Derivative, Collateral, Right to Reclaim Cash 25,829 25,829   19,623      
Investments in and Advance to Affiliates, Subsidiaries, Associates, and Joint Ventures (in Dollars) 25,187,000 [1] 25,187,000 [1]   23,507,000 [1]     5,544
Principal Amount Outstanding on Loans Held-for-sale or Securitization or Asset-backed Financing Arrangement       $ 2,702      
[1] The balance at December 31, 2012 includes an investment of $5,544 in Powerlink that we acquired in the Homeward Acquisition. See Note 2.