Revenue Recognition - Narrative (Details) - USD ($)	3 Months Ended		6 Months Ended
	Sep. 28, 2019	Sep. 29, 2018	Sep. 28, 2019	Sep. 29, 2018	Mar. 30, 2019
Contract With Customer, Asset And Liability [Line Items]
Deferred loyalty program liabilities	$ 17,000,000		$ 17,000,000		$ 31,000,000
Return liabilities	35,000,000		35,000,000		35,000,000
Right to recover returned product	12,000,000		12,000,000		12,000,000
Revenue recognized during period	3,000,000	$ 3,000,000	17,000,000	$ 11,000,000
Contract assets	0		0		0
Gift Cards
Contract With Customer, Asset And Liability [Line Items]
Deferred loyalty program liabilities	12,000,000		12,000,000		13,000,000
Deferred loyalty program liabilities
Contract With Customer, Asset And Liability [Line Items]
Deferred loyalty program liabilities	$ 3,000,000		$ 3,000,000		$ 3,000,000