XML 71 R56.htm IDEA: XBRL DOCUMENT v3.8.0.1
10. INCOME TAXES (Details - Income tax expense) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2017
Sep. 30, 2017
Jun. 30, 2017
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Jun. 30, 2016
Mar. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Income Tax Disclosure [Abstract]                      
Federal current tax                 $ 871 $ 88 $ 237
State current tax                 4,906 914 1,705
Other current tax                 23 28 28
Federal deferred tax                 21,389 2,539 3,625
State deferred tax                 (2,879) 863 412
Income tax expense (benefit) $ 20,133 $ 1,112 $ 3,523 $ (458) $ 1,901 $ 1,458 $ 2,253 $ (1,180) $ 24,310 $ 4,432 $ 6,007