INCOME TAXES (Details - Income Tax Provision Components) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Current income tax expense (benefit):
Federal	$ 11,519	$ 5,847	$ (371)
State	2,480	1,149	(219)
Current income tax expense (benefit)	13,999	6,996	(590)
Deferred income tax (benefit) provision:
Federal	3,703	(19,676)	63
State	2,664	(10,293)	43
Deferred income tax (benefit) provision	6,367	(29,969)	106
Income tax expense (benefit)	$ 20,366	$ (22,973)	$ (484)