CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (13,684)	$ (39,777)	$ (37,680)	$ (27,369)
Other comprehensive (loss) income, net of tax:
Unrealized (losses) gains on derivative instruments designated as cash flow hedges, net of tax	(1,315)	(7,680)	6,012	(285)
Gains (losses) on derivative instruments designated as cash flow hedges reclassified to cost of goods sold, net of tax	(973)	2,042	(1,233)	9,290
Losses on derivative instruments de-designated as cash flow hedges reclassified to interest expense, net of tax	301	0	960	0
Change in pension and retiree benefit obligations, net of tax	0	(5,712)	1,105	(5,712)
Total comprehensive (loss) income, net of tax	$ (15,671)	$ (39,703)	$ (33,046)	$ (12,652)