FAIR VALUE OF FINANCIAL INSTRUMENTS (Level 3 Securities) (Details) - Recurring [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	$ 18,315	$ 19,988
Realized gains (losses)	(142)	(45)
Unrealized gains (losses)	(65)	(22)
Purchases	221	148
Disposals	(2,077)	(1,754)
Ending Balance	16,252	18,315
States, Municipalities and Political Subdivisions [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	519	698
Realized gains (losses)	0	0
Unrealized gains (losses)	(26)	(34)
Purchases	0	0
Disposals	(150)	(145)
Ending Balance	343	519
Corporate Bonds [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	12,312	13,480
Realized gains (losses)	(142)	11
Unrealized gains (losses)	0	(85)
Purchases	100	4
Disposals	(1,375)	(1,098)
Ending Balance	10,895	12,312
Asset-backed Securities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	1,612	2,029
Realized gains (losses)	0	0
Unrealized gains (losses)	(39)	50
Purchases	0	0
Disposals	(537)	(467)
Ending Balance	1,036	1,612
Equities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	3,872	3,781
Realized gains (losses)	0	(56)
Unrealized gains (losses)	0	47
Purchases	121	144
Disposals	(15)	(44)
Ending Balance	$ 3,978	$ 3,872