Income Taxes - Additional information (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Income Tax Disclosure [Abstract]
Additional tax expense to estimated one-time transition tax	$ 14,485
Deferred tax assets resulting from loss carryforwards	792,914	$ 679,880
Loss carryforwards	3,057,386
Valuation allowance related to the loss carryforwards	779,733
Amount of valuation allowance relating to non-operating entity whose loss carryforward utilization is considered to be remote	$ 745,293
Operating loss carryforward minimum period before expiration (in years)	3 years
Operating loss carryforward maximum period before expiration (in years)	20 years
Valuation allowance	$ 17,959
Undistributed foreign earnings not permanently reinvested	219,000
Deferred tax liability on undistributed foreign earnings not permanently reinvested	11,000
Undistributed distributed foreign earnings	3,000,000
Deferred tax liability on undistributed foreign earnings not permanently reinvested in their subsidiaries	6,000
Amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate	140,662	153,091	$ 95,460
Accrued interest related to the gross unrecognized tax benefits excluded from the unrecognized tax benefits	25,214	$ 21,737	$ 15,432
Amount of gross unrecognized tax benefits could be reduced by as a result of the revaluation of existing uncertain tax positions	$ 100,000