Restructuring Costs - Narrative (Details) - USD ($)	3 Months Ended		12 Months Ended
	Feb. 28, 2021	May 31, 2020	May 28, 2023	May 29, 2022	May 30, 2021
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets to be disposed of				$ 0
Operating lease, impairment loss					$ 1,700,000
Equipment | BreatheWay
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets to be disposed of	$ 1,900,000	$ 1,900,000
Santa Maria Office
Restructuring Cost and Reserve [Line Items]
Impairment of long-lived assets to be disposed of				3,700,000
Impairment of leasehold				5,300,000
Operating lease, impairment loss			$ 600,000	$ 1,600,000