INCOME TAXES Deferred Income Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Assets:
Cost in excess of identifiable net assets of business acquired	$ 5,904	$ 6,633
Reserves and other accruals	4,058	4,328
Tax credit carryforwards	5,289	7,819
Accrued compensation and benefits	1,940	1,946
State net operating loss carryforwards	12,815	10,843
Federal net operating loss carryforwards	47,679	47,382
Gain/loss on assets held for sale	1,434	1,393
Other	4,978	782
Total	84,097	81,126
Liabilities:
Indefinite life intangibles	(12,026)	(10,876)
Property and equipment	(319)	(248)
Net deferred tax assets	71,752	70,002
Valuation allowance for net deferred tax assets	(73,950)	(72,684)
Net deferred tax liability after valuation allowance	$ (2,198)	$ (2,682)
Statutory tax rate (as a percent)	21.00%	21.00%	35.00%
Tax benefit	$ 300
Reduction in valuation allowance	(1,300)
Provisional liability of the Transition Tax	2,600
Amount of future financial taxable income needed to realize deferred tax assets	$ 287,100