STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 28, 2022	Dec. 29, 2021	Dec. 30, 2020	Jun. 08, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested, Number of Shares	625,436
Authorized number of common stock for issuance (shares)	5,652,240
Number of share available for grant (shares)	945,282
Stock-based compensation expense	$ 3,500	$ 3,200	$ 3,100
Common stock, options outstanding (shares)	1,068,179	978,078	1,030,866
Common stock, options unvested (shares)	442,743
Option vesting period		4 years
Options expiration period	10 years	10 years
Intrinsic value of options exercised	$ 800	$ 1,600	$ 9,900
Weighted average grant date fair value (usd per share)	$ 4.89	$ 8.10
Unrecognized compensation expense, recognition period	3 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	372,958	256,172
Granted (shares)	356,610	222,741
Stock-based compensation expense	$ 3,491	$ 3,220	$ 3,093
Unrecognized compensation expense	$ 2,100
Omnibus Equity Incentive Plan 2018 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized number of common stock for issuance (shares)				2,000,000
Exercise price equal to the fair market value of the common stock on the date of grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vesting period	4 years
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	372,958
Premium Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, options outstanding (shares)	180,020
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected volatility	43.00%	46.90%
Risk-free interest rate	2.90%	1.10%
Expected term (years)	6 years 3 months	6 years 3 months
Expected dividends	0.00%	0.00%
Restricted Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense, recognition period	2 years 7 months 13 days
Granted (shares)	356,610	222,741
Unrecognized compensation expense	$ 5,000
Restricted Shares | Nonemployee Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vesting period	3 years
Restricted Shares | Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vesting period	4 years