CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 30, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Allowance for accounts receivable	$ 4,335	$ 2,640
Allowance for unbilled services	$ 1,629	$ 1,120
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, shares authorized (shares)	1,000,000	1,000,000
Preferred stock, shares issued (shares)	0	0
Preferred stock, shares outstanding (shares)	0	0
Common stock, par value ( in dollars per share )	$ 0	$ 0
Common stock, shares authorized (shares)	25,000,000	25,000,000
Common stock, shares issued (shares)	6,934,265	7,149,884
Common stock, shares outstanding (shares)	6,934,265	7,149,884