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INCOME TAXES - Components of Income Tax Expense (Benefit) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Current: |  |  |
United States-Federal | $ 921 | $ 302 | $ 460
United States-State | 404 | 20 | 2
Foreign | 6,646 | 6,657 | 4,272
Total current income tax expense | 7,971 | 6,979 | 4,734
Deferred: |  |  |
United States-Federal | (7,786) | (4,527) | (5,800)
United States-State | (2,781) | (1,895) | (1,402)
Foreign | (6,189) | (1,030) | 590
Total deferred income tax expense (benefit) | (16,756) | (7,452) | (6,612)
Consolidated: |  |  |
United States-Federal | (6,865) | (4,225) | (5,340)
United States-State | (2,377) | (1,875) | (1,400)
Foreign | 457 | 5,627 | 4,862
Total income tax expense (benefit) | (8,785) | (473) | $ (1,878)
Deferred tax assets: |  |  |
Accounts receivable and inventory allowances | 2,552 | 2,567 |
Basis in investments | 3,795 | 4,387 |
Accrued expenses | 7,331 | 7,063 |
Deferred revenue | 26,768 | 27,526 |
Employee benefits | 4,515 | 6,690 |
Other, net | 14,764 | 6,892 |
Net operating losses | 78,876 | 63,713 |
Tax Credits | 5,659 | 2,995 |
Operating lease liability | 23,370 | 24,451 |
Total deferred tax asset | 167,630 | 146,284 |
Deferred tax liabilities: |  |  |
Acquired intangible assets, property and equipment | 105,729 | 106,529 |
Right-of-use asset | 27,099 | 27,796 |
Prepaid expense | 250 | 197 |
Total deferred tax liabilities | 133,078 | 134,522 |
Valuation allowance | (43,118) | (35,759) |
Net deferred tax liabilities | (8,566) | (23,997) |
Deferred tax assets: |  |  |
Total deferred tax asset | 11,209 | 4,653 |
Deferred tax liabilities: |  |  |
Total deferred tax liabilities | (19,775) | (28,650) |
Net deferred tax liabilities | $ (8,566) | $ (23,997) |

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