Revenue - Deferred contract costs (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Deferred contract costs
Amortization period of capitalized contract costs	7 years
Beginning Balance	$ 214,893	$ 158,043
Capitalized Costs	22,677	19,002
Amortization	(11,563)	(8,593)
Ending Balance	226,007	168,452
Costs to obtain a new contract
Deferred contract costs
Beginning Balance	145,718	113,575
Capitalized Costs	11,737	11,641
Amortization	(8,233)	(6,572)
Ending Balance	149,222	118,644
Costs to fulfill a contract
Deferred contract costs
Beginning Balance	69,175	44,468
Capitalized Costs	10,940	7,361
Amortization	(3,330)	(2,021)
Ending Balance	$ 76,785	$ 49,808