CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
CONSOLIDATED BALANCE SHEETS
Accounts receivable, allowance	$ 14,791	$ 10,813
Common stock, par value (in dollars per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	44,325,772	43,184,068
Common stock, shares outstanding	40,823,174	39,681,470
Treasury stock, shares	3,502,598	3,502,598