Intangible Assets - Summary of Intangible Assets (Detail) - USD ($) $ in Thousands	Mar. 31, 2019	[1]	Jun. 30, 2018
Finite Lived Intangible Assets [Line Items]
Intangible assets	$ 689,456		$ 449,974
Less accumulated amortization	(238,618)		(208,219)
Total intangible assets, net	450,838		241,755
Customer contracts and related customer relationships
Finite Lived Intangible Assets [Line Items]
Intangible assets	550,646		435,933
Less accumulated amortization	(226,769)		(199,018)
Acquired technologies
Finite Lived Intangible Assets [Line Items]
Intangible assets	138,010		13,237
Less accumulated amortization	(11,357)		(8,761)
Other
Finite Lived Intangible Assets [Line Items]
Intangible assets	800		804
Less accumulated amortization	$ (492)		$ (440)

[1] During the nine months ended March 31, 2019, the Company removed $0.7 million in fully amortized intangible assets.