Consolidated Statements of Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Retained Earnings (Deficit) [Member]	Accumulated Other Comprehensive Loss [Member]
Balance at Dec. 28, 2018	$ 123,590	$ 57	$ 296,955	$ (136,604)	$ (25,424)	$ (11,394)
Balance, Shares at Dec. 28, 2018		56,608		(27,086)
Issuance of common stock, net	(1,716)	$ 1	(1,717)
Issuance of common stock, net, Shares		573
Treasury stock purchased	(5,283)			$ (5,283)
Treasury stock purchased, Shares				(339)
Amortization of restricted stock units and common stock subject to vesting requirements	8,469		8,469
Dividends declared	(11,567)				(11,567)
Net income	23,277				23,277
Foreign currency translation	844					844
Balance at Dec. 27, 2019	137,614	$ 58	303,707	$ (141,887)	(13,714)	(10,550)
Ending Balance, Shares at Dec. 27, 2019		57,181		(27,425)
Issuance of common stock, net	(1,451)		(1,451)
Issuance of common stock, net, Shares		415
Treasury stock purchased	(2,367)			$ (2,367)
Treasury stock purchased, Shares				(184)
Amortization of restricted stock units and common stock subject to vesting requirements	9,783		9,783
Dividends declared	(9,147)				(9,147)
Net income	5,473				5,473
Foreign currency translation	982					982
Balance at Jan. 01, 2021	140,887	$ 58	312,039	$ (144,254)	(17,388)	(9,568)
Ending Balance, Shares at Jan. 01, 2021		57,596		(27,609)
Issuance of common stock, net	(20,810)	$ 2	(20,812)
Issuance of common stock, net, Shares		2,035
Treasury stock purchased	(13,040)			$ (13,040)
Treasury stock purchased, Shares				(749)
Amortization of restricted stock units and common stock subject to vesting requirements	9,061		9,061
Dividends declared	(12,885)				(12,885)
Net income	41,545				41,545
Foreign currency translation	(905)					(905)
Balance at Dec. 31, 2021	$ 143,853	$ 60	$ 300,288	$ (157,294)	$ 11,272	$ (10,473)
Ending Balance, Shares at Dec. 31, 2021		59,631		(28,358)