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INCOME TAXES - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Deferred tax assets |  |
Net operating loss and tax credit carryforwards | $ 47,733 | $ 54,210
Interest expense limitation | 7,282 | 7,344
Pension obligation | 7,301 | 10,778
Employee bonuses and commissions | 9,276 | 3,861
Depreciation and amortization | 25,879 | 26,358
Operating lease liabilities | 10,136 | 19,405
Other | 17,102 | 20,288
Deferred tax assets | 124,709 | 142,244
Less: Valuation allowance | (36,046) | (42,051)
Net deferred tax assets | 88,663 | 100,193
Deferred tax liabilities |  |
Depreciation and amortization | 35,678 | 37,515
Unremitted earnings | 4,115 | 4,435
Operating lease right-of-use assets | 8,392 | 17,558
Other | 1,801 | 3,364
Deferred tax liabilities | 49,986 | 62,872
Net deferred tax assets | 38,677 | 37,321
Other assets |  |
Deferred tax liabilities |  |
Deferred income tax assets | 48,100 | 47,200
Other long-term liabilities |  |
Deferred tax liabilities |  |
Deferred income tax liabilities | $ 9,400 | $ 9,900

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