INCOME TAXES (Details - Components for Provision for Income Taxes) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Current:
Federal	$ 10,295	$ 24,741	$ 26,516
State	1,503	2,761	3,996
Foreign	40	53	31
Total current	11,838	27,555	30,543
Deferred:
Federal	(7,475)	(698)	(10,919)
State	1,683	(813)	(1,849)
Foreign	0	0	28
Total deferred	(5,792)	(1,511)	(12,740)
Income tax expense, net	$ 6,046	$ 26,044	$ 17,803