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REVENUE - Narrative (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2023 | Jun. 30, 2022 | Jun. 30, 2023 | Jun. 30, 2022
Revenue and Concentration Risk [Line Items] |  |  |  |
Revenue (decrease) increase due to changes in estimated transaction price due to contractual adjustments |  | $ 11,700,000 |  | $ 19,900,000
Capitalized costs incurred to obtain or fulfill contract | $ 0 |  | $ 0 |
Performance Obligation Estimate |  |  |  |
Revenue and Concentration Risk [Line Items] |  |  |  |
Change in earnings per share (dollars per share) |  | $ 0.11 |  | $ 0.19
Government Contracts Concentration Risk | Medicare | Revenues |  |  |  |
Revenue and Concentration Risk [Line Items] |  |  |  |
Concentration risk (percent) | 12.00% | 13.00% | 11.00% | 13.00%

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