Revolving Credit Facility - Revolving Credit Facilities and Long-Term Debt (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Dec. 30, 2023	Dec. 24, 2022	Dec. 30, 2023	Dec. 24, 2022	Apr. 01, 2023
Wells Fargo Bank letters of credit
Revolving credit facility and long-term debt
Borrowing capacity	$ 10.0		$ 10.0
Amount outstanding	2.3		2.3		$ 0.8
Wells Fargo Revolver
Revolving credit facility and long-term debt
Borrowing capacity	250.0		$ 250.0
Commitment fee on unused capacity (as a percentage)			0.25%
Amount outstanding	0.0		$ 0.0		66.0
Interest expense	$ 0.4	$ 2.1	$ 1.5	$ 3.8
Weighted average interest rate (as a percent)	8.50%	4.90%	8.50%	4.90%
Additional interest rate required if certain triggering events come into existence (as a percent)			2.00%
Deferred loan fees	$ 1.7		$ 1.7
Unamortized value of the debt issuance costs and debt discount	(0.4)		(0.4)		$ (0.5)
Wells Fargo Revolver | Interest expense
Revolving credit facility and long-term debt
Amortization of deferred loan fees	$ 0.1	$ 0.1	$ 0.1	$ 0.1
Wells Fargo Revolver | Federal funds rate
Revolving credit facility and long-term debt
Basis margin (as a percent)			0.50%
Wells Fargo Revolver | Adjusted Term SOFR
Revolving credit facility and long-term debt
Basis margin (as a percent)			1.00%
Wells Fargo Revolver | SOFR
Revolving credit facility and long-term debt
Basis margin (as a percent)			0.10%
Wells Fargo Revolver | Minimum
Revolving credit facility and long-term debt
Consolidated fixed charge coverage ratio			1.00
Wells Fargo Revolver | Minimum | Base rate
Revolving credit facility and long-term debt
Basis margin (as a percent)			0.00%
Wells Fargo Revolver | Minimum | SOFR
Revolving credit facility and long-term debt
Basis margin (as a percent)			1.00%
Wells Fargo Revolver | Maximum | Base rate
Revolving credit facility and long-term debt
Basis margin (as a percent)			0.25%
Wells Fargo Revolver | Maximum | SOFR
Revolving credit facility and long-term debt
Basis margin (as a percent)			1.25%