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MORTGAGE LOANS (Details 3) (Commercial mortgage loans, USD $)
In Thousands, unless otherwise specified
9 Months Ended 12 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Commercial mortgage loans
   
With no related allowance recorded    
Recorded Investment $ 14,638 $ 6,338
Unpaid Principal Balance 16,015 9,346
Average Recorded Investment 2,440 2,113
Interest Income Recognized 33 34
Cash Basis Interest Income 107 34
With an allowance recorded    
Recorded Investment 6,481 14,021
Unpaid Principal Balance 6,482 14,021
Related Allowance 1,900 4,975
Average Recorded Investment 3,241 7,010
Interest Income Recognized   117
Cash Basis Interest Income   $ 181