Shareholders' Equity - Activity in Shareholders' Equity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period	$ 363,398
Net income	13,293	$ 6,938
Pension liability adjustment	1,539	89
Foreign currency translation adjustment	(13,184)	(19,597)
Reclassification out of accumulated other comprehensive loss - discontinued cash flow hedge	(641)	$ (749)
Balance at end of period	$ 366,880
Cash dividends declared, per common share (in dollars per share)	$ 0.01	$ 0.01
COMMON STOCK
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period (in shares)	59,055	58,664
Balance at beginning of period	$ 5,905	$ 5,865
Restricted stock issuances (in shares)	303	376
Restricted stock issuances	$ 30	$ 38
Compensation expense related to stock awards, net of forfeitures and shares received for tax withholdings (in shares)	(30)	(26)
Compensation expense related to stock awards, net of forfeitures and shares received for tax withholdings	$ (2)	$ (2)
Balance at end of period (in shares)	59,328	59,014
Balance at end of period	$ 5,933	$ 5,901
ADDITIONAL PAID-IN CAPITAL
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period	253,110	247,920
Restricted stock issuances	3,966	5,277
Unamortized compensation expense related to restricted stock awards	(3,996)	(5,315)
Compensation expense related to stock awards, net of forfeitures and shares received for tax withholdings	1,787	689
Balance at end of period	254,867	248,571
RETAINED EARNINGS
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period	261,434	208,562
Net income	13,293	6,938
Cash dividends declared	(592)	(589)
Balance at end of period	274,135	214,911
PENSION LIABILITY
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period	(53,888)	(69,288)
Pension liability adjustment	1,539	89
Balance at end of period	(52,349)	(69,199)
FOREIGN CURRENCY TRANSLATION ADJUSTMENT
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period	(100,441)	(60,331)
Foreign currency translation adjustment	(13,184)	(19,597)
Balance at end of period	(113,625)	(79,928)
CASH FLOW HEDGE
Increase (Decrease) in Shareholders' Equity [Roll Forward]
Balance at beginning of period	(2,722)	(6,190)
Reclassification out of accumulated other comprehensive loss - discontinued cash flow hedge	641	749
Balance at end of period	$ (2,081)	$ (5,441)