Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Treasury Stock [Member]
Beginning Balance at Jan. 02, 2021	$ 485,134	$ 625	$ 420,202	$ 2,720	$ 79,896	$ (18,309)
Begining Balance, Shares at Jan. 02, 2021		58,998,711
Grants of restricted stock		$ 7	(7)
Vesting of restricted stock, Shares		312,982
Forfeitures of restricted stock		$ (1)	1
Issuance of treasury stock					(20)	20
Issuance of treasury stock, Shares		4,600
Stock withheld in lieu of taxes	(1,648)					(1,648)
Stock withheld in lieu of taxes, Shares		(73,105)
Retirement of treasury stock		$ (1)	(1,372)		(275)	1,648
Stock-based compensation	7,819		7,819
Exercise of stock options	138	$ 1	137
Exercise of stock options, Shares		67,797
Common stock issued under ESPP	463		463
Common stock issued under ESPP, Shares		27,335
Issuance in acquisition of Eco	6,108	$ 4	6,104
Issuance in acquisition of Eco, Shares		357,797
Other comprehensive loss, net of tax expense (benefit)	4,286			4,286
Net income attributable to the Company	32,878				32,878
Change in redemption value of RNCI	(6,081)				(6,081)
Ending Balance at Jan. 01, 2022	529,097	$ 635	433,347	7,006	106,398	(18,289)
Ending Balance, Shares at Jan. 01, 2022		59,696,117
Grants of restricted stock		$ 6	(6)
Vesting of restricted stock, Shares		359,360
Forfeitures of restricted stock		$ (1)	1
Stock withheld in lieu of taxes	(1,888)					(1,888)
Stock withheld in lieu of taxes, Shares		(95,001)
Retirement of treasury stock		$ (1)	(1,498)		(389)	1,888
Purchases of treasury stock	(1,565)					(1,565)
Purchases of treasury stock, Shares		(86,124)
Stock-based compensation	9,670		9,670
Common stock issued under ESPP	602		602
Common stock issued under ESPP, Shares		37,204
Other comprehensive loss, net of tax expense (benefit)	(6,783)			(6,783)
Net income attributable to the Company	96,882				96,882
Change in redemption value of RNCI	2,000				2,000
Ending Balance at Dec. 31, 2022	628,015	$ 639	442,116	223	204,891	(19,854)
Ending Balance, Shares at Dec. 31, 2022		59,911,556
Grants of restricted stock		$ 10	(10)
Vesting of restricted stock, Shares		767,734
Forfeitures of restricted stock		$ (4)	4
Stock withheld in lieu of taxes	(7,240)					(7,240)
Stock withheld in lieu of taxes, Shares		(241,290)
Retirement of treasury stock		$ (2)	(4,577)		(2,661)	7,240
Purchases of treasury stock	(83,090)					(83,090)
Purchases of treasury stock, Shares		(3,300,233)
Stock-based compensation	12,240		12,240
Deferred taxes from RNCI redemption	1,464				1,464
Common stock issued under ESPP	1,109	$ 1	1,108
Common stock issued under ESPP, Shares		50,059
Other comprehensive loss, net of tax expense (benefit)	(32)			(32)
Net income attributable to the Company	109,038				109,038
Change in redemption value of RNCI	(1,637)				(1,637)
Ending Balance at Dec. 30, 2023	$ 659,867	$ 644	$ 450,881	$ 191	$ 311,095	$ (102,944)
Ending Balance, Shares at Dec. 30, 2023		57,187,826