DISCLOSURES ABOUT THE FAIR VALUE OF FINANCIAL INSTRUMENTS, Unobservable Input Reconciliation (Details) - Recurring [Member] - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Reconciliation of assets measured at fair value on recurring basis using significant unobservable inputs [Roll Forward]
Beginning balance	$ 259	$ 623
Settlements	(57)	(56)
Unrealized losses included in other comprehensive income (loss) on securities still held at reporting date	1	(2)
Balance at March 31, 2019	201	565
Corporate
Reconciliation of assets measured at fair value on recurring basis using significant unobservable inputs [Roll Forward]
Beginning balance	259	620
Settlements	(57)	(56)
Unrealized losses included in other comprehensive income (loss) on securities still held at reporting date	1	(2)
Balance at March 31, 2019	$ 201	562
Financial services
Reconciliation of assets measured at fair value on recurring basis using significant unobservable inputs [Roll Forward]
Beginning balance		3
Settlements		0
Unrealized losses included in other comprehensive income (loss) on securities still held at reporting date		0
Balance at March 31, 2019		$ 3