DISCLOSURES ABOUT THE FAIR VALUE OF FINANCIAL INSTRUMENTS, Unobservable Input Reconciliation (Details) - Recurring [Member] - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Reconciliation of assets measured at fair value on recurring basis using significant unobservable inputs [Roll Forward]
Beginning balance	$ 1,194	$ 1,625	$ 1,332	$ 1,665
Settlements	(117)	(171)	(262)	(214)
Unrealized gains (losses) included in other comprehensive income (loss)	(4)	2	3	5
Balance at end of period	1,073	1,456	1,073	1,456
Corporate Debt Securities [Member]
Reconciliation of assets measured at fair value on recurring basis using significant unobservable inputs [Roll Forward]
Beginning balance	1,191	1,622	1,329	1,662
Settlements	(117)	(171)	(262)	(214)
Unrealized gains (losses) included in other comprehensive income (loss)	(4)	2	3	5
Balance at end of period	1,070	1,453	1,070	1,453
Common stocks Financial services [Member]
Reconciliation of assets measured at fair value on recurring basis using significant unobservable inputs [Roll Forward]
Beginning balance	3	3	3	3
Settlements	0	0	0	0
Unrealized gains (losses) included in other comprehensive income (loss)	0	0	0	0
Balance at end of period	$ 3	$ 3	$ 3	$ 3