Restructuring Expenses (Narrative) (Details) $ in Thousands	9 Months Ended
	Mar. 31, 2021 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	$ 8,673
Portable Oxygen Concentrator Business Closure [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring expenses	13,900
Inventory write-downs	5,200
Accelerated amortization	5,100
Asset impairments	2,300
Employee-related costs	700
Contract cancellation costs	600
Cost of sales	5,200
Restructuring expenses	$ 8,700