SUMMARY OF INVESTMENTS (Net Realized Investment Gains and Losses) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	$ 2,846	$ 7,270	$ 8,695
AVAILABLE-FOR-SALE
Proceeds from sales	11,543	3,091	23,007
Gross realized gains	1,134	900	451
Gross realized losses	0	(56)	0
Fixed Maturities [Member] \| Held-to-maturity Securities [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	0	0	1
Fixed Maturities [Member] \| Available-for-sale Securities [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	3,294	3,353	3,211
Fixed Maturities [Member] \| Trading Securities, Change in Fair Value [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	(1,353)	609	1,183
Fixed Maturities [Member] \| Trading Securities, Sales [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	1,381	1,339	788
Fixed Maturities [Member] \| Other-than-temporary-impairment Charges [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	(1,300)	0	(139)
Equity Securities [Member] \| Available-for-sale Securities [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	2,521	1,732	3,739
Equity Securities [Member] \| Trading Securities, Change in Fair Value [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	(448)	238	(126)
Equity Securities [Member] \| Trading Securities, Sales [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	66	(1)	38
Other Long-term Investments [Member]
Gain (Loss) on Investments [Line Items]
Net realized investment gains (losses)	$ (1,315)	$ 0	$ 0

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This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
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The cash inflow associated with the sale of debt and equity securities classified as available-for-sale securities.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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The net realized gains or losses on investments during the period, not including gains or losses on securities separately or otherwise categorized as trading, available-for-sale, or held-to-maturity.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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