STOCK-BASED COMPENSATION - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 25, 2024	Dec. 27, 2023	Dec. 28, 2022	May 28, 2024
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	319,049
Authorized number of common stock for issuance (shares)	5,652,240
Number of share available for grant (shares)	1,011,980
Stock-based compensation expense	$ 3,900	$ 3,000	$ 3,500
Common stock, options outstanding (shares)	1,098,320	843,320	1,068,179
Common stock, options unvested (shares)	779,271
Option vesting period		4 years
Options expiration period	10 years	10 years
Intrinsic value of options exercised	$ 300	$ 900	$ 800
Weighted average grant date fair value (usd per share)	$ 5.28	$ 4.41
Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross	578,473	562,344
Granted (shares)	513,723	454,081
Granted, Weighted-Average Fair Value (usd per share)	$ 10.36	$ 9.08
Unrecognized compensation expense	$ 3,300
Unvested restricted shares outstanding (shares)	708,377	537,461	545,480
Unrecognized compensation expense, recognition period	3 years 2 months 12 days
Stock-based compensation expense	$ 3,931	$ 2,964	$ 3,491
Omnibus Equity Incentive Plan 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Authorized number of common stock for issuance (shares)				1,250,000
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	578,473	562,344
Premium Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock, options outstanding (shares)	0
Restricted Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense	$ 5,200
Unrecognized compensation expense, recognition period	2 years 9 months 7 days
Restricted Shares | Nonemployee Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vesting period	1 year
Restricted Shares | Employee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vesting period	4 years
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (shares)	513,723	454,081
Performance restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (shares)	41,537
Granted, Weighted-Average Fair Value (usd per share)	$ 9.63
Unrecognized compensation expense	$ 300
Unrecognized compensation expense, recognition period	2 years 3 days