Condensed Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 31, 2020		11,728,212
Beginning balance at Dec. 31, 2020	$ 329,334	$ 117	$ 97,090	$ 241,727	$ (9,600)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	6,695			6,695
Other comprehensive income, net of tax	245				245
Employee stock purchase plan (in shares)		31,580
Employee stock purchase plan	1,558		1,558
Stock options exercised (in shares)		17,872
Stock options exercised	610		610
Stock awards vested (in shares)		178,827
Stock awards vested	0	$ 2	(2)
Stock repurchased related to the exercise of stock options and stock awards vested (in shares)		(106,894)
Stock repurchased related to the exercise of stock options and stock awards vested	(6,005)	$ (1)	(6,004)
Stock-based compensation	3,133		3,133
Ending balance (in shares) at Apr. 03, 2021		11,849,597
Ending balance at Apr. 03, 2021	335,570	$ 118	96,385	248,422	(9,355)
Beginning balance (in shares) at Dec. 31, 2020		11,728,212
Beginning balance at Dec. 31, 2020	329,334	$ 117	97,090	241,727	(9,600)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	15,118
Other comprehensive income, net of tax	490
Ending balance (in shares) at Jul. 03, 2021		11,894,807
Ending balance at Jul. 03, 2021	345,470	$ 119	97,616	256,845	(9,110)
Beginning balance (in shares) at Apr. 03, 2021		11,849,597
Beginning balance at Apr. 03, 2021	335,570	$ 118	96,385	248,422	(9,355)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	8,423			8,423
Other comprehensive income, net of tax	245				245
Stock options exercised (in shares)		13,655
Stock options exercised	510		510
Stock awards vested (in shares)		65,181
Stock awards vested	0	$ 1	(1)
Stock repurchased related to the exercise of stock options and stock awards vested (in shares)		(33,626)
Stock repurchased related to the exercise of stock options and stock awards vested	(1,887)		(1,887)
Stock-based compensation	2,609		2,609
Ending balance (in shares) at Jul. 03, 2021		11,894,807
Ending balance at Jul. 03, 2021	$ 345,470	$ 119	97,616	256,845	(9,110)
Beginning balance (in shares) at Dec. 31, 2021	11,925,087	11,925,087
Beginning balance at Dec. 31, 2021	$ 474,602	$ 119	104,253	377,263	(7,033)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	8,099			8,099
Other comprehensive income, net of tax	5,013				5,013
Employee stock purchase plan (in shares)		31,686
Employee stock purchase plan	1,386		1,386
Stock options exercised (in shares)		48,119
Stock options exercised	1,445	$ 1	1,444
Stock awards vested (in shares)		117,387
Stock awards vested	0	$ 1	(1)
Stock repurchased related to the exercise of stock options and stock awards vested (in shares)		(89,334)
Stock repurchased related to the exercise of stock options and stock awards vested	(4,429)	$ (1)	(4,428)
Stock-based compensation	1,590		1,590
Ending balance (in shares) at Apr. 02, 2022		12,032,945
Ending balance at Apr. 02, 2022	$ 487,706	$ 120	104,244	385,362	(2,020)
Beginning balance (in shares) at Dec. 31, 2021	11,925,087	11,925,087
Beginning balance at Dec. 31, 2021	$ 474,602	$ 119	104,253	377,263	(7,033)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	12,246
Other comprehensive income, net of tax	$ 7,647
Ending balance (in shares) at Jul. 02, 2022	12,067,868	12,067,868
Ending balance at Jul. 02, 2022	$ 496,545	$ 121	106,301	389,509	614
Beginning balance (in shares) at Apr. 02, 2022		12,032,945
Beginning balance at Apr. 02, 2022	487,706	$ 120	104,244	385,362	(2,020)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	4,147			4,147
Other comprehensive income, net of tax	2,634				2,634
Stock options exercised (in shares)		33,093
Stock options exercised	1,029		1,029
Stock awards vested (in shares)		42,962
Stock awards vested	0	$ 1	(1)
Stock repurchased related to the exercise of stock options and stock awards vested (in shares)		(41,132)
Stock repurchased related to the exercise of stock options and stock awards vested	(2,025)		(2,025)
Stock-based compensation	$ 3,054		3,054
Ending balance (in shares) at Jul. 02, 2022	12,067,868	12,067,868
Ending balance at Jul. 02, 2022	$ 496,545	$ 121	$ 106,301	$ 389,509	$ 614