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Net Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Numerator:
Net income	$ 23,706	$ 18,220	$ 50,051	$ 37,562
Denominator:
Weighted-average shares outstanding (in shares)	50,181,000	49,844,000	50,129,000	49,774,000
Effect of dilutive securities (in shares)	1,828,000	966,000	1,629,000	1,734,000
Weighted-average diluted shares (in shares)	52,009,000	50,810,000	51,758,000	51,508,000
Basic net income per share (in dollars per share)	$ 0.47	$ 0.37	$ 1.00	$ 0.75
Diluted net income per share (in dollars per share)	$ 0.46	$ 0.36	$ 0.97	$ 0.73
Employee stock options and restricted stock units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Anti-dilutive outstanding equity awards (in shares)	2,501,684	5,785,490	3,171,619	4,385,154

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