Related Party Transactions - Transactions (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019	Jun. 30, 2019
Related Party Transaction [Line Items]
Net sales, related party sales	$ 21,528	$ 17,590	$ 70,974	$ 48,849
Cost of sales, related party purchases	60,387	62,624	200,753	215,331
Other long-term liabilities, related parties	2,871		2,871		$ 3,000
Affiliated | Ablecom Technology
Related Party Transaction [Line Items]
Cost of sales, related party purchases	37,607	29,372	115,295	110,290
Accounts receivable and other receivables	4,749		4,749		7,236
Accounts payable and accrued liabilities	28,928		28,928		33,928
Other long-term liabilities, related parties	1,036		1,036		0
Affiliated | Compuware
Related Party Transaction [Line Items]
Net sales, related party sales	7,503	3,846	19,456	13,628
Cost of sales, related party purchases	24,908	$ 34,140	91,662	$ 111,629
Accounts receivable and other receivables	18,046		18,046		14,396
Accounts payable and accrued liabilities	43,935		43,935		34,417
Other long-term liabilities, related parties	$ 335		$ 335		$ 0