Equity - Treasury Share Retirement (Details) - USD ($)			12 Months Ended
		Mar. 30, 2020	Jun. 30, 2020	Jun. 30, 2019
Class of Stock [Line Items]
Treasury stock retired (in shares)		4,000,000.0
Treasury stock, value			$ 0	$ 77,275,000
Treasury stock retired			(195,000)
Retained Earnings/(Accumulated Deficit)
Class of Stock [Line Items]
Treasury stock retired	[1]		77,044,000
Common Stock
Class of Stock [Line Items]
Treasury stock retired			100,000
Preferred Stock
Class of Stock [Line Items]
Treasury stock retired			$ 200,000

[1] As adjusted for the adoption of ASC 606 using the full retrospective method.