Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Statement of Comprehensive Income [Abstract]
Net income	$ 4,532	$ 5,250	$ 8,356	$ 14,592
Other comprehensive income (loss), net of tax:
Foreign currency translation gain (loss) (net of tax of $16 and $37 for the three months ended September 30, 2017 and 2016, respectively)	429	(1,718)	1,536	(1,997)
Comprehensive income	$ 4,961	$ 3,532	$ 9,892	$ 12,595