Fair Values of Financial Instruments Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 28, 2023	Jan. 29, 2022	Jan. 28, 2023	Jan. 29, 2022
Fair Value Disclosures [Abstract]
Other Deferred Compensation Arrangements, Liability, Classified, Noncurrent		$ 1,269		$ 1,269
Other Deferred Compensation Arrangements, Liability, Current and Noncurrent		3,666		3,666
Other Deferred Compensation Arrangements, Liability, Current		2,397		2,397
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Deferred Compensation Arrangements, Liability, Current		2,397		2,397
Other Deferred Compensation Arrangements, Liability, Classified, Noncurrent		1,269		1,269
Other Deferred Compensation Arrangements, Liability, Current and Noncurrent		3,666		3,666
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset	$ 7,313	7,997	$ 7,313	7,997
Finite-lived Intangible Assets, Fair Value Disclosure	0	77	0	77
Other Assets, Fair Value Disclosure	0	0	0	0
Fair Value, Net Asset (Liability)	1,305	1,586	1,305	1,586
Property, Plant, and Equipment, Fair Value Disclosure	0	3	0	3
Other Nonrecurring Expense	6,008	6,411	6,008	6,411
Operating lease right-of-use assets, Fair Value	1,305	1,506	1,305	1,506
Property, Plant and Equipment
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset	708	742	708	742
Other Nonrecurring Expense	708	739	708	739
Property Subject to Operating Lease
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset	3,002	3,299	3,002	3,299
Other Nonrecurring Expense	1,697	1,793	1,697	1,793
Other Intangible Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset	3,599	3,745	3,599	3,745
Other Nonrecurring Expense	3,599	3,668	3,599	3,668
Other Noncurrent Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Assets to be Disposed of by Method Other than Sale, Carrying Value of Asset	4	211	4	211
Other Nonrecurring Expense	4	211
Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Nonrecurring Expense	4	$ 211	4	$ 211
Phantom Share Units (PSUs)
Fair Value Disclosures [Abstract]
Other Deferred Compensation Arrangements, Liability, Classified, Noncurrent	56		56
Other Deferred Compensation Arrangements, Liability, Current and Noncurrent	1,261		1,261
Other Deferred Compensation Arrangements, Liability, Current	1,205		1,205
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Other Deferred Compensation Arrangements, Liability, Current	1,205		1,205
Other Deferred Compensation Arrangements, Liability, Classified, Noncurrent	56		56
Other Deferred Compensation Arrangements, Liability, Current and Noncurrent	$ 1,261		$ 1,261