Condensed Consolidated Statements of Shareholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning balance (in shares) at Dec. 25, 2021		31,607,509
Beginning balance at Dec. 25, 2021	$ 932,736	$ 316	$ 77,451	$ 856,409	$ (1,440)
Exercise of stock options (in shares)		17,286
Exercise of stock options	957		957
Compensation expense under Incentive Stock Plan	4,270		4,270
Purchase and cancellation of common stock (in shares)		(186,435)
Purchase and cancellation of common stock	(18,195)	$ (2)	(336)	(17,857)
Issuance of non-vested stock, net of cancellations (in shares)		4,221
Issuance of non-vested stock, net of cancellations	377		377
Other stock related activity, net of tax (in shares)		(17,357)
Other stock-related activity, net of tax	(1,997)		(527)	(1,470)
Other comprehensive income	(303)				(303)
Net income	73,112			73,112
Ending balance (in shares) at Jun. 25, 2022		31,425,224
Ending balance at Jun. 25, 2022	990,957	$ 314	82,192	910,194	(1,743)
Beginning balance (in shares) at Mar. 26, 2022		31,479,916
Beginning balance at Mar. 26, 2022	959,400	$ 315	78,906	879,923	256
Exercise of stock options (in shares)		14,808
Exercise of stock options	957		957
Compensation expense under Incentive Stock Plan	2,118		2,118
Purchase and cancellation of common stock (in shares)		(75,321)
Purchase and cancellation of common stock	(7,278)	$ (1)	(136)	(7,141)
Issuance of non-vested stock, net of cancellations (in shares)		6,732
Issuance of non-vested stock, net of cancellations	0
Other stock related activity, net of tax (in shares)		(911)
Other stock-related activity, net of tax	(146)		347	(493)
Other comprehensive income	(1,999)				(1,999)
Net income	37,905			37,905
Ending balance (in shares) at Jun. 25, 2022		31,425,224
Ending balance at Jun. 25, 2022	$ 990,957	$ 314	82,192	910,194	(1,743)
Beginning balance (in shares) at Dec. 31, 2022	31,430,632	31,430,632
Beginning balance at Dec. 31, 2022	$ 1,042,631	$ 314	88,750	956,870	(3,303)
Exercise of stock options (in shares)		17,029
Exercise of stock options	1,130		1,130
Compensation expense under Incentive Stock Plan	5,435		5,435
Purchase and cancellation of common stock (in shares)		(9,840)
Purchase and cancellation of common stock	(828)		(18)	(810)
Issuance of non-vested stock, net of cancellations (in shares)		75,328
Issuance of non-vested stock, net of cancellations	1,004	$ 1	1,003
Other stock related activity, net of tax (in shares)		(24,985)
Other stock-related activity, net of tax	(2,438)		(1,848)	(590)
Other comprehensive income	685				685
Net income	$ 38,453			38,453
Ending balance (in shares) at Jul. 01, 2023	31,488,164	31,488,164
Ending balance at Jul. 01, 2023	$ 1,086,072	$ 315	94,452	993,923	(2,618)
Beginning balance (in shares) at Apr. 01, 2023		31,469,310
Beginning balance at Apr. 01, 2023	1,049,144	$ 315	90,416	961,597	(3,184)
Exercise of stock options (in shares)		1,399
Exercise of stock options	82		81
Compensation expense under Incentive Stock Plan	3,123		3,123
Purchase and cancellation of common stock (in shares)		(4,715)
Purchase and cancellation of common stock	(395)		(9)	(386)
Issuance of non-vested stock, net of cancellations (in shares)		23,177
Issuance of non-vested stock, net of cancellations	1,002		1,002
Other stock related activity, net of tax (in shares)		(1,007)
Other stock-related activity, net of tax	(221)		(163)	(58)
Other comprehensive income	566				566
Net income	$ 32,770			32,770
Ending balance (in shares) at Jul. 01, 2023	31,488,164	31,488,164
Ending balance at Jul. 01, 2023	$ 1,086,072	$ 315	$ 94,452	$ 993,923	$ (2,618)