Debt (Narrative) (Details)	1 Months Ended	12 Months Ended
	Aug. 31, 2017 USD ($)	Jan. 31, 2024 USD ($)	Jan. 31, 2023 USD ($)	Aug. 31, 2024 USD ($)	Jun. 01, 2024 USD ($)	May 19, 2023 USD ($)	Sep. 28, 2021
Line of Credit Facility [Line Items]
Maximum dividend amount in fiscal year						$ 3,000,000
Line of credit facility, term		$ 15,000,000.0
Increase in inventory sublimit under credit agreement		$ 35,000,000
Period for reduced borrowings during fourth quarter of each fiscal year (consecutive days)		30 days
Fee on unused portion of revolving line of credit (percent)		0.375%	0.375%
Long-Term Debt		$ 4,384,000	$ 21,744,000
Subsequent Event
Line of Credit Facility [Line Items]
Increase in assemble to ship inventory sublimit under credit agreement				$ 15,000,000
Mortgages
Line of Credit Facility [Line Items]
Interest rate	4.00%
Long-Term Debt		4,400,000
Face amount	$ 5,800,000
Term	20 years
Revolving credit facility
Line of Credit Facility [Line Items]
Long-Term Debt		$ 0	$ 17,122,000
Alternate Base Rate Loans
Line of Credit Facility [Line Items]
Interest rate		10.50%	9.25%
Maximum | Accounts Receivable
Line of Credit Facility [Line Items]
Revolving credit facility borrowing base limitation		85.00%
Maximum | Inventory
Line of Credit Facility [Line Items]
Revolving credit facility borrowing base limitation		60.00%
Maximum | Inventories
Line of Credit Facility [Line Items]
Revolving credit facility borrowing base limitation		85.00%
Revolving credit facility | PNC
Line of Credit Facility [Line Items]
Remaining borrowing capacity		$ 30,000,000	$ 12,900,000
Restated Credit Agreement | Revolving credit facility | PNC
Line of Credit Facility [Line Items]
Borrowing capacity		65,000,000.0
Restated Credit Agreement | Revolving credit facility | PNC | Forecast
Line of Credit Facility [Line Items]
Borrowing capacity					$ 70,000,000
Restated Credit Agreement | Equipment loan
Line of Credit Facility [Line Items]
Equipment loan		2,000,000
Restated Credit Agreement | Equipment loan | PNC
Line of Credit Facility [Line Items]
Borrowing capacity		$ 10,000,000.0
Restated Credit Agreement | Current Period
Line of Credit Facility [Line Items]
Fixed charge coverage ratio							1.20