Consolidated Statements of Changes in Stockholder's Equity Statement - USD ($) $ in Thousands	Total	Common Stock [Member]	Preferred Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Treasury Stock [Member]
Beginning balance (in shares) at Dec. 29, 2019		51,049,377	100				(553,112)
Beginning balance at Dec. 29, 2019	$ 309,462	$ 510		$ 301,251	$ 11,096	$ 622	$ (4,017)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,132			1,132
Vesting of non-vested shares (in shares)		424,963
Vesting of non-vested shares and RSUs	0	$ 5		(5)
Net income (loss)	$ (22,209)
Repurchase of treasury stock (in shares)	(9,318)
Purchase of treasury stock	$ (54)						$ (54)
Change in valuation of interest rate swap	(5,209)					(5,209)
Ending balance (in shares) at Mar. 29, 2020		51,474,340	100				(562,430)
Ending balance at Mar. 29, 2020	283,122	$ 515	$ 0	302,378	(11,113)	(4,587)	$ (4,071)
Beginning balance (in shares) at Dec. 29, 2019		51,049,377	100				(553,112)
Beginning balance at Dec. 29, 2019	309,462	$ 510		301,251	11,096	622	$ (4,017)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(14,367)
Ending balance (in shares) at Jun. 28, 2020		51,486,116	100
Ending balance at Jun. 28, 2020	289,895	$ 515	$ 0	303,487	(3,271)	(6,765)	$ (4,071)
Beginning balance (in shares) at Mar. 29, 2020		51,474,340	100				(562,430)
Beginning balance at Mar. 29, 2020	283,122	$ 515	$ 0	302,378	(11,113)	(4,587)	$ (4,071)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,109			1,109
Vesting of non-vested shares (in shares)		11,776
Vesting of non-vested shares and RSUs	0	$ 0		0
Net income (loss)	7,842				7,842
Change in valuation of interest rate swap	(2,178)					(2,178)
Ending balance (in shares) at Jun. 28, 2020		51,486,116	100
Ending balance at Jun. 28, 2020	$ 289,895	$ 515	$ 0	303,487	(3,271)	(6,765)	$ (4,071)
Beginning balance (in shares) at Jan. 03, 2021	49,389,382	51,486,116	100				(2,096,734)
Beginning balance at Jan. 03, 2021	$ 271,532	$ 515	$ 0	306,469	(18,367)	(3,015)	$ (14,070)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,469
Vesting of non-vested shares (in shares)		522,406
Vesting of non-vested shares and RSUs	0	$ 5		(5)
Net income (loss)	$ (7,168)
Repurchase of treasury stock (in shares)	(8,219)
Purchase of treasury stock	$ (57)						$ (57)
Change in valuation of interest rate swap	3,159					3,159
Ending balance (in shares) at Apr. 04, 2021		52,008,522	100				(2,104,953)
Ending balance at Apr. 04, 2021	$ 268,935	$ 520	$ 0	307,933	(25,535)	144	$ (14,127)
Beginning balance (in shares) at Jan. 03, 2021	49,389,382	51,486,116	100				(2,096,734)
Beginning balance at Jan. 03, 2021	$ 271,532	$ 515	$ 0	306,469	(18,367)	(3,015)	$ (14,070)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	$ (16,727)
Ending balance (in shares) at Jun. 28, 2021	49,927,583	52,032,536	100				(2,104,953)
Ending balance at Jun. 28, 2021	$ 260,486	$ 520	$ 0	309,547	(35,094)	(360)	$ (14,127)
Beginning balance (in shares) at Apr. 04, 2021		52,008,522	100				(2,104,953)
Beginning balance at Apr. 04, 2021	268,935	$ 520	$ 0	307,933	(25,535)	144	$ (14,127)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,614			1,614
Vesting of non-vested shares (in shares)		24,014
Vesting of non-vested shares and RSUs	0
Net income (loss)	(9,559)
Change in valuation of interest rate swap	$ (504)					(504)
Ending balance (in shares) at Jun. 28, 2021	49,927,583	52,032,536	100				(2,104,953)
Ending balance at Jun. 28, 2021	$ 260,486	$ 520	$ 0	$ 309,547	$ (35,094)	$ (360)	$ (14,127)