Quarterly Data (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Quarterly Financial Information Disclosure [Abstract]
Net revenues	$ 52,919	$ 52,144	$ 50,043	$ 49,800	$ 48,460	$ 44,461	$ 41,392	$ 43,871	$ 204,906	$ 178,184	$ 181,544
Gross profit	43,246	41,005	40,880	40,334	38,606	35,736	33,321	35,100	165,465	142,763	142,024
Net loss	$ 772	$ (1,749)	$ 1,043	$ (1,858)	$ (4,884)	$ (22,716)	$ (15,163)	$ (13,261)	$ (1,792)	$ (56,024)	$ (32,822)
Net loss per common share (basic & diluted) (in usd per share)					$ (0.15)	$ (0.69)	$ (0.47)	$ (0.41)	$ (0.06)	$ (1.72)	$ (1.04)
Earnings Per Share, Basic	$ 0.02	$ (0.05)	$ 0.03	$ (0.06)					(0.06)
Earnings Per Share, Diluted	$ 0.02	$ (0.05)	$ 0.03	$ (0.06)					$ (0.06)