| STOCKHOLDERS’ EQUITY Accumulated Other Comprehensive Income (Loss) The following table shows the changes in balances for accumulated other comprehensive income (loss), net of tax (in thousands): 
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|  | Currency Translation Adjustments |  | Pension Liability Adjustments |  | Unrealized gains (losses) on cash flow hedges |  | Total |  
| Balance as of December 31, 2023 | $ | (21,601) |  |  | $ | (34,941) |  |  | $ | 1,899 |  |  | $ | (54,643) |  |  
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| Other comprehensive loss | (8,267) |  |  | — |  |  | (4,496) |  |  | (12,763) |  |  
| Reclassified from accumulated other comprehensive loss | — |  |  | 5 |  |  | 625 |  |  | 630 |  |  
| Income tax benefit | — |  |  | — |  |  | 28 |  |  | 28 |  |  
| Net current period other comprehensive income (loss) | (8,267) |  |  | 5 |  |  | (3,843) |  |  | (12,105) |  |  
| Foreign exchange rate impact | (316) |  |  | 316 |  |  | — |  |  | — |  |  
| Balance as of March 31, 2024 | $ | (30,184) |  |  | $ | (34,620) |  |  | $ | (1,944) |  |  | $ | (66,748) |  |  
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| Other comprehensive income (loss) | (823) |  |  | — |  |  | 609 |  |  | (214) |  |  
| Reclassified from accumulated other comprehensive loss | — |  |  | 5 |  |  | (677) |  |  | (672) |  |  
| Income tax benefit | — |  |  | — |  |  | 13 |  |  | 13 |  |  
| Net current period other comprehensive income (loss) | (823) |  |  | 5 |  |  | (55) |  |  | (873) |  |  
| Foreign exchange rate impact | 23 |  |  | (23) |  |  | — |  |  | — |  |  
| Balance as of June 30, 2024 | $ | (30,984) |  |  | $ | (34,638) |  |  | $ | (1,999) |  |  | $ | (67,621) |  |  
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