7. Income Taxes (Details Narrative) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Unrecognized tax benefits	$ 0		$ 0
Deferred tax asset	18,300
U.S. federal deferred tax assets	13,200
State deferred tax assets	5,100
Income tax expense	$ 937	$ 1,412
Effective income tax rate	35.00%	31.00%