INCOME TAXES - Deferred Tax Assets and Deferred Tax Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Accrued compensation and benefits	$ 8,909	$ 10,463
Receivables	1,644	3,096
Inventory	397	422
Stock options	768	1,101
Other accrued liabilities	1,247	2,058
Tax credit carry forward	312	1,920
Net operating loss carry forwards	50,447	48,732
Other	9,517	5,925
Deferred tax assets	73,241	73,717
Less: Valuation allowance	(14,912)	(10,549)
Deferred tax assets, net	58,329	63,168
Deferred tax liabilities:
Property, plant and equipment	(17,921)	(22,429)
Goodwill and intangible costs	(28,655)	(23,210)
Unremitted earnings of foreign subsidiaries	(5,393)	(5,375)
Convertible debt	(5,767)	(7,055)
Other	(2,400)	(3,553)
Deferred tax liabilities	(60,136)	(61,622)
Net deferred tax asset (liability)		$ 1,546
Net deferred tax asset (liability)	$ (1,807)