Condensed Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	AOCI Attributable to Parent [Member]	Retained Earnings [Member]	Treasury Stock, Common [Member]	Total
Balance (in shares) at Dec. 31, 2022	17,287,967				8,002,649
Balance at Dec. 31, 2022	$ 863	$ 113,878	$ (2,863)	$ (36,096)	$ (43,820)	$ 31,962
Issuance of stock under employee stock purchase plan (in shares)	33,071				0
Issuance of stock under employee stock purchase plan	$ 2	345	0	0	$ 0	347
Equity compensation expense from awards issued	$ 0	496	0	0		496
Issuance of stock upon vesting of restricted share awards (in shares)	179,762				0
Issuance of stock upon vesting of restricted share awards	$ 8	(8)	0	0	$ 0	0
Foreign currency translation adjustment	0	0	54	0		54
Net income	$ 0	0	0	3,837		3,837
Purchase of treasury stock (in shares)	0				640,578
Purchase of treasury stock	$ 0	0	0	0	$ (8,184)	(8,184)
Issuance of stock upon vesting of restricted share awards (in shares)	179,762				0
Balance (in shares) at Apr. 01, 2023	17,500,800				8,643,227
Balance at Apr. 01, 2023	$ 873	114,711	(2,809)	(32,259)	$ (52,004)	28,512
Balance (in shares) at Dec. 31, 2022	17,287,967				8,002,649
Balance at Dec. 31, 2022	$ 863	113,878	(2,863)	(36,096)	$ (43,820)	31,962
Foreign currency translation adjustment						6
Net income						$ 7,820
Purchase of treasury stock (in shares)						1,579,732
Balance (in shares) at Jul. 01, 2023	17,516,469				9,582,381
Balance at Jul. 01, 2023	$ 873	115,314	(2,857)	(28,276)	$ (64,880)	$ 20,174
Balance (in shares) at Apr. 01, 2023	17,500,800				8,643,227
Balance at Apr. 01, 2023	$ 873	114,711	(2,809)	(32,259)	$ (52,004)	28,512
Equity compensation expense from awards issued	$ 0	471	0	0	$ 0	471
Issuance of stock upon vesting of restricted share awards (in shares)	7,669				0
Issuance of stock upon vesting of restricted share awards	$ 0	0	0	0	$ 0	0
Foreign currency translation adjustment	0	0	(48)	0	0	(48)
Net income	$ 0	0	0	3,983	$ 0	3,983
Purchase of treasury stock (in shares)	0				939,154
Purchase of treasury stock	$ 0	0	0	0	$ (12,876)	(12,876)
Issuance of stock upon vesting of restricted share awards (in shares)	7,669				0
Common stock issued as contingent consideration (in shares)	8,000				0
Common stock issued as contingent consideration	$ 0	132	0	0	$ 0	132
Balance (in shares) at Jul. 01, 2023	17,516,469				9,582,381
Balance at Jul. 01, 2023	$ 873	115,314	(2,857)	(28,276)	$ (64,880)	20,174
Balance (in shares) at Dec. 30, 2023	17,673,427				9,828,606
Balance at Dec. 30, 2023	$ 882	116,579	(2,813)	(19,265)	$ (69,593)	25,790
Issuance of stock under employee stock purchase plan (in shares)	22,789				0
Issuance of stock under employee stock purchase plan	$ 1	363	0	0	$ 0	364
Equity compensation expense from awards issued	$ 0	635	0	0		635
Issuance of stock upon vesting of restricted share awards (in shares)	124,044				0
Issuance of stock upon vesting of restricted share awards	$ 6	(6)	0	0	$ 0	0
Retirement of common shares (in shares)	(44,567)				0
Retirement of common shares	$ (2)	(1,315)	0	0	$ 0	(1,317)
Foreign currency translation adjustment	0	0	(27)	0		(27)
Net income	$ 0	0	0	3,952		3,952
Issuance of stock upon vesting of restricted share awards (in shares)	124,044				0
Balance (in shares) at Mar. 30, 2024	17,775,693				9,828,606
Balance at Mar. 30, 2024	$ 887	116,256	(2,840)	(15,313)	$ (69,593)	29,397
Balance (in shares) at Dec. 30, 2023	17,673,427				9,828,606
Balance at Dec. 30, 2023	$ 882	116,579	(2,813)	(19,265)	$ (69,593)	$ 25,790
Retirement of common shares (in shares)						(44,567)
Foreign currency translation adjustment						$ (95)
Net income						$ 7,714
Purchase of treasury stock (in shares)						280,378
Balance (in shares) at Jun. 29, 2024	17,775,693				10,108,984
Balance at Jun. 29, 2024	$ 887	117,008	(2,908)	(11,551)	$ (74,984)	$ 28,452
Balance (in shares) at Mar. 30, 2024	17,775,693				9,828,606
Balance at Mar. 30, 2024	$ 887	116,256	(2,840)	(15,313)	$ (69,593)	29,397
Equity compensation expense from awards issued	0	752	0	0	0	752
Foreign currency translation adjustment	0	0	(68)	0	0	(68)
Net income	$ 0	0	0	3,762	$ 0	3,762
Purchase of treasury stock (in shares)	0				280,378
Purchase of treasury stock	$ 0	0	0	0	$ (5,391)	(5,391)
Balance (in shares) at Jun. 29, 2024	17,775,693				10,108,984
Balance at Jun. 29, 2024	$ 887	$ 117,008	$ (2,908)	$ (11,551)	$ (74,984)	$ 28,452