Consolidated Condensed Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2016	Jul. 31, 2015
Net income	$ 6,358	$ 2,119
Other comprehensive income (loss), net of tax:
Change in unrealized gains on securities, net of taxes	154	(92)
Other comprehensive income (loss)	154	(92)
Comprehensive income	$ 6,512	$ 2,027