Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Net income	$ 15,079	$ 10,917
Other comprehensive income:
Net unrealized loss	(1,638)
Total other comprehensive income	(1,638)
Total comprehensive income	$ 13,441	$ 10,917