CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)	Total
Beginning balance (shares) at Dec. 25, 2019	35,126,582
Beginning balance at Dec. 25, 2019	$ 351	$ 330,950	$ (85,988)	$ 253	$ 245,566
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		3,093			3,093
Issuance of common stock related to restricted shares, net	$ 4	(4)			0
Issuance of common stock related to restricted shares, net (shares)	439,061
Issuance of common stock upon exercise of stock options	$ 10	5,856			5,866
Issuance of common stock upon exercise of stock options (shares)	970,736
Shares repurchased for employee tax withholdings		(335)			(335)
Shares repurchased for employee tax withholdings (shares)	(23,407)
Forfeiture of common stock related to restricted shares	$ (1)	1			0
Forfeiture of common stock related to restricted shares (shares)	(89,467)
Other comprehensive income (loss), net of income tax				(1,086)	(1,086)
Net income			24,474		24,474
Ending balance (shares) at Dec. 30, 2020	36,423,505
Ending balance at Dec. 30, 2020	$ 364	339,561	(61,514)	(833)	277,578
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		3,220			3,220
Issuance of common stock related to restricted shares, net	$ 2	(2)			0
Issuance of common stock related to restricted shares, net (shares)	246,780
Issuance of common stock upon exercise of stock options	$ 1	865			$ 866
Issuance of common stock upon exercise of stock options (shares)	132,760				132,760
Shares repurchased for employee tax withholdings		(705)			$ (705)
Shares repurchased for employee tax withholdings (shares)	(40,384)
Forfeiture of common stock related to restricted shares	$ (2)	2			$ 0
Forfeiture of common stock related to restricted shares (shares)	(161,013)				(221,110)
Other comprehensive income (loss), net of income tax				543	$ 543
Net income			29,121		29,121
Ending balance (shares) at Dec. 29, 2021	36,601,648
Ending balance at Dec. 29, 2021	$ 365	342,941	(32,393)	(290)	310,623
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation		3,491			3,491
Issuance of common stock related to restricted shares, net	$ 4	(4)			0
Issuance of common stock related to restricted shares, net (shares)	356,610
Issuance of common stock upon exercise of stock options	$ 2	1,711			$ 1,713
Issuance of common stock upon exercise of stock options (shares)	185,798				185,798
Shares repurchased for employee tax withholdings		(322)			$ (322)
Shares repurchased for employee tax withholdings (shares)	(30,128)
Forfeiture of common stock related to restricted shares	$ (1)	1			$ 0
Forfeiture of common stock related to restricted shares (shares)	(105,867)				(105,867)
Other comprehensive income (loss), net of income tax				416	$ 416
Common stock cash dividends ($1.50 per share)		(55,574)			(55,574)
Net income			20,801		20,801
Ending balance (shares) at Dec. 28, 2022	37,008,061
Ending balance at Dec. 28, 2022	$ 370	$ 292,244	$ (11,592)	$ 126	$ 281,148