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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Adoption of 2020-06 (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | ---
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Deferred tax liabilities | $ 63,338 | $ 45,788 |
Long-term convertible securities | 567,341 | 564,426 |
Retained earnings | $ 879,118 | $ 698,568 |
Cumulative Effect, Period of Adoption, Adjustment |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Deferred tax liabilities |  |  | $ (20,600)
Retained earnings |  |  | (2,800)
Additional paid-in capital |  |  | (63,300)
Cumulative Effect, Period of Adoption, Adjustment, Debt Discount Reclassification |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Long-term convertible securities |  |  | 89,100
Cumulative Effect, Period of Adoption, Adjustment, Debt Discount Amortization and Equity Costs Reclassification |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Long-term convertible securities |  |  | $ (2,500)

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