Segment Information - Summary of Reportable Segments' Profits (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2018	Mar. 31, 2017	Mar. 31, 2018	Mar. 31, 2017
Summary of reportable segments' profits
Segment revenue	$ 125,871	$ 119,277	$ 373,554	$ 359,261
Income from operations	51,157	52,273	158,935	163,069
Operating segments
Summary of reportable segments' profits
Segment revenue	125,871	119,277	373,554	359,261
Segment expenses	(60,284)	(54,884)	(172,335)	(159,052)
Income from operations	65,587	64,393	201,219	200,209
Subscription and software | Operating segments
Summary of reportable segments' profits
Segment revenue	118,126	111,717	351,540	338,077
Segment expenses	(53,325)	(48,138)	(151,824)	(139,466)
Income from operations	64,801	63,579	199,716	198,611
Services | Operating segments
Summary of reportable segments' profits
Segment revenue	7,745	7,560	22,014	21,184
Segment expenses	(6,959)	(6,746)	(20,511)	(19,586)
Income from operations	$ 786	$ 814	$ 1,503	$ 1,598