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OTHER - Components of Accumulated Other Comprehensive Loss, Net (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Balance at beginning of year $ 230,136 $ 236,317 $ 279,493
Amount reclassified from accumulated other comprehensive loss (1) (3,404) (235) 0
Derivative fair value adjustment 1,203 (2,289) 1,003
Net income (loss) arising from retirement benefit obligations, net of tax (326) 601 550
Balance at end of year 255,646 230,136 236,317
Accumulated translation adjustment:      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Balance at beginning of year (35,846) (34,019) (33,727)
OCI, before reclassifications, net of tax, attributable to parent 690 (2,062) (292)
Amount reclassified from accumulated other comprehensive loss (1) 3,404 235 0
Balance at end of year (31,752) (35,846) (34,019)
Accumulated deferred gains (losses) on cash flow hedges:      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Balance at beginning of year (1,125) 1,164 161
Derivative fair value adjustment (311) (3,273) 1,212
Amounts reclassified from accumulated other comprehensive loss 1,514 984 (209)
Balance at end of year 78 (1,125) 1,164
Accumulated effect of retirement benefit obligations:      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Balance at beginning of year (2,201) (1,600) (1,050)
Amounts reclassified from accumulated other comprehensive loss 135 79 51
Net income (loss) arising from retirement benefit obligations, net of tax 191 (680) (601)
Balance at end of year (1,875) (2,201) (1,600)
Accumulated other comprehensive loss      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Balance at beginning of year (39,172) (34,455) (34,616)
Balance at end of year $ (33,549) $ (39,172) $ (34,455)