INCOME TAXES (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred tax asset:
Reserves and accrual	$ 1,470	$ 1,071
Goodwill/Intangible assets	721	801
Net operating loss carryforward	1,653	1,591
Stock-based compensation	2,441	1,839
Charitable contribution carryforward	1,432	1,895
Deferred tax asset, other	1,014	1,068
Total deferred tax asset	8,731	8,265
Deferred tax liability:
Property and equipment	(1,791)	(966)
Net deferred tax asset	$ 6,940	$ 7,299