MORTGAGE LOANS (Details 4) (Commercial mortgage loans, USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Commercial mortgage loans
Recorded Investment
With no related allowance recorded	$ 14,619	$ 7,917
With an allowance recorded	13,927	15,521
Unpaid Principal Balance
With no related allowance recorded	16,942	10,926
With an allowance recorded	13,927	15,521
Related allowance recorded
With an allowance recorded	2,875	6,475
Average Recorded Investment
With no related allowance recorded	2,088	1,979
With an allowance recorded	3,482	5,174
Interest Income Recognized
With no related allowance recorded	53	34
With an allowance recorded	154	117
Cash Basis Interest Income
With no related allowance recorded	100	34
With an allowance recorded	$ 154	$ 181

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