DEBT - Additional Information (Details)							63 Months Ended	85 Months Ended	163 Months Ended	180 Months Ended
	Jan. 27, 2023 USD ($)	Sep. 01, 2022 USD ($)	Jan. 28, 2022 USD ($)	Sep. 01, 2020 USD ($) store	May 12, 2020 USD ($)	Dec. 29, 2017 USD ($)	May 04, 2027	Jan. 25, 2025 USD ($)	Sep. 01, 2035	Jan. 28, 2037	Apr. 26, 2025 USD ($)	Jul. 27, 2024 USD ($)	Feb. 28, 2022	May 06, 2020 USD ($)
Debt Instrument [Line Items]
Loans receivable						$ 4,835,000
Interest on unrelated party note receivable percentage						1.403%
Third party contribution to investment fund						$ 2,375,000
Notes payable related to New Markets Tax Credit						$ 6,563,000					$ 50,728,000	$ 62,764,000
Interest rate, stated percentage						1.00%
Benefit over recapture period								$ 1,728,000
Total debt, excluding obligations under leases											60,321,000	72,245,000
Debt instrument, collateral, number of stores | store				3
Line of Credit | Medium-term Notes
Debt Instrument [Line Items]
Total debt, excluding obligations under leases											13,876,000	$ 17,662,000
Secured Debt
Debt Instrument [Line Items]
Debt, basis spread on variable rate	1.75%
Debt term	15 years
Derivative, fixed rate	3.59%
Effective interest rate	5.34%
Total debt, excluding obligations under leases	$ 7,125,000
Unsecured Debt
Debt Instrument [Line Items]
Debt, basis spread on variable rate		1.35%
Debt term		7 years
Derivative, fixed rate		4.30%
Total debt, excluding obligations under leases		$ 10,000,000
Derivative instrument, fixed base rate		2.95%
Interest rate after subsidy program		2.30%
Amended and Restated Credit Agreement | Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity			$ 75,000,000
Term loan				$ 50,000,000
Debt, basis spread on variable rate			1.25%
Amended and Restated Credit Agreement | Line of Credit | Medium-term Notes
Debt Instrument [Line Items]
Term loan					$ 25,500,000
Debt term					7 years
Derivative, fixed rate													0.26%
Effective interest rate													1.72%
Amended and Restated Credit Agreement | Line of Credit | Letter of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity														$ 25,000,000
Debt outstanding											7,438,000
Remaining borrowing capacity											$ 67,562,000
Amended and Restated Credit Agreement | Secured Debt
Debt Instrument [Line Items]
Term loan			$ 7,350,000
Debt term			15 years	15 years
Effective interest rate			2.91%										2.18%
Interest Rate Swap | Amended and Restated Credit Agreement | Secured Debt
Debt Instrument [Line Items]
Derivative, fixed rate			1.41%										0.57%
Scenario, Forecast | Amended and Restated Credit Agreement | Line of Credit | Medium-term Notes
Debt Instrument [Line Items]
Debt, basis spread on variable rate							1.46%
Scenario, Forecast | Amended and Restated Credit Agreement | Secured Debt
Debt Instrument [Line Items]
Debt, basis spread on variable rate									1.61%	1.50%