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Shareholders' Equity - Activity in Shareholders' Equity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Mar. 31, 2024 | Jul. 02, 2023 | Apr. 02, 2023 | Jun. 30, 2024 | Jul. 02, 2023
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period | $ 428,548 | $ 425,947 | $ 367,029 | $ 361,537 | $ 425,947 | $ 361,537
Net income (loss) | 22,558 | 14,179 | 15,797 | (714) | 36,737 | 15,083
Issuances of stock related to restricted share units and performance shares | 0 | 0 | 0 | 0 |  |
Restricted stock issuances | 947 |  | 707 |  |  |
Unrecognized compensation expense related to restricted stock awards | (946) |  | (708) |  |  |
Cash dividends declared | (584) | (589) | (581) | (580) |  |
Compensation expense related to share-based plans, net of forfeitures and shares received for tax withholdings | 2,130 | (355) | 1,803 | 1,836 |  |
Foreign currency translation adjustment | (2,022) | (11,092) | 1,361 | 4,930 | (13,114) | 6,291
Pension liability adjustment | 534 | 458 | (800) | (279) | 992 | (1,079)
Reclassification out of accumulated other comprehensive loss – discontinued cash flow hedge | 0 |  | 300 | 299 | 0 | 599
Balance at end of period | $ 451,165 | $ 428,548 | $ 384,908 | $ 367,029 | $ 451,165 | $ 384,908
Cash dividends declared, per common share (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 |  |
COMMON STOCK |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period (in shares) | 58,273 | 58,112 | 58,053 | 58,106 | 58,112 | 58,106
Balance at beginning of period | $ 5,827 | $ 5,811 | $ 5,805 | $ 5,811 | $ 5,811 | $ 5,811
Issuances of stock related to restricted share units and performance shares (in shares) | 4 | 472 | 5 | 79 |  |
Issuances of stock related to restricted share units and performance shares | $ 0 | $ 47 | $ 1 | $ 8 |  |
Restricted stock issuances (in shares) | 58 |  | 102 |  |  |
Restricted stock issuances | $ 6 |  | $ 10 |  |  |
Compensation expense related to share-based plans, net of forfeitures and shares received for tax withholdings (in shares) | (32) | (311) | (48) | (132) |  |
Compensation expense related to share-based plans, net of forfeitures and shares received for tax withholdings | $ (3) | $ (31) | $ (5) | $ (14) |  |
Balance at end of period (in shares) | 58,303 | 58,273 | 58,112 | 58,053 | 58,303 | 58,112
Balance at end of period | $ 5,830 | $ 5,827 | $ 5,811 | $ 5,805 | $ 5,830 | $ 5,811
ADDITIONAL PAID-IN CAPITAL |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period | 252,538 | 252,909 | 246,001 | 244,159 | 252,909 | 244,159
Issuances of stock related to restricted share units and performance shares | 0 | (47) | (1) | (8) |  |
Restricted stock issuances | 941 |  | 697 |  |  |
Unrecognized compensation expense related to restricted stock awards | (946) |  | (708) |  |  |
Compensation expense related to share-based plans, net of forfeitures and shares received for tax withholdings | 2,133 | (324) | 1,808 | 1,850 |  |
Balance at end of period | 254,666 | 252,538 | 247,797 | 246,001 | 254,666 | 247,797
RETAINED EARNINGS |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period | 334,423 | 320,833 | 277,345 | 278,639 | 320,833 | 278,639
Net income (loss) | 22,558 | 14,179 | 15,797 | (714) |  |
Cash dividends declared | (584) | (589) | (581) | (580) |  |
Balance at end of period | 356,397 | 334,423 | 292,561 | 277,345 | 356,397 | 292,561
FOREIGN CURRENCY TRANSLATION ADJUSTMENT |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period | (130,682) | (119,590) | (133,845) | (138,775) | (119,590) | (138,775)
Foreign currency translation adjustment | (2,022) | (11,092) | 1,361 | 4,930 |  |
Balance at end of period | (132,704) | (130,682) | (132,484) | (133,845) | (132,704) | (132,484)
PENSION LIABILITY |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period | (33,558) | (34,016) | (27,827) | (27,548) | (34,016) | (27,548)
Pension liability adjustment | 534 | 458 | (800) | (279) |  |
Balance at end of period | $ (33,024) | $ (33,558) | (28,627) | (27,827) | $ (33,024) | (28,627)
CASH FLOW HEDGE |  |  |  |  |  |
Increase (Decrease) in Shareholders' Equity [Roll Forward] |  |  |  |  |  |
Balance at beginning of period |  |  | (450) | (749) |  | (749)
Reclassification out of accumulated other comprehensive loss – discontinued cash flow hedge |  |  | 300 | 299 |  |
Balance at end of period |  |  | $ (150) | $ (450) |  | $ (150)

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