FAIR VALUE OF FINANCIAL INSTRUMENTS (Level 3 Securities) (Details) - Recurring - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Continuing Operations
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	$ 1,511
Unrealized gains (losses)	84
Purchases	100
Disposals	(100)
Ending Balance	1,595	$ 1,511
Continuing Operations | Corporate bonds
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	250
Unrealized gains (losses)	0
Purchases	100
Disposals	(100)
Ending Balance	250	250
Continuing Operations | Asset-backed securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	666
Unrealized gains (losses)	84
Purchases	0
Disposals	0
Ending Balance	750	666
Continuing Operations | Equities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	595
Unrealized gains (losses)	0
Purchases	0
Disposals	0
Ending Balance	595	595
Continuing and Discontinuing Operations
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	1,511	1,629
Unrealized gains (losses)		(268)
Purchases		150
Ending Balance		1,511
Continuing and Discontinuing Operations | Corporate bonds
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	250	100
Unrealized gains (losses)		0
Purchases		150
Ending Balance		250
Continuing and Discontinuing Operations | Asset-backed securities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	666	647
Unrealized gains (losses)		19
Purchases		0
Ending Balance		666
Continuing and Discontinuing Operations | Equities
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning Balance	$ 595	882
Unrealized gains (losses)		(287)
Purchases		0
Ending Balance		$ 595