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INCOME TAXES - Reconciliation of Income Tax Expense due to the U.S. Federal Statutory Corporate Tax Rate (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |
Provision at the U.S. federal statutory rate | $ 206.9 | $ 168.1 | $ 79.9
Increase (decrease) resulting from: |  |  |
State income tax, net of benefit for federal deduction | 22.3 | 15.3 | 5.8
Foreign income tax rate differential | (2.3) | (1.0) | 0.0
Change in enacted tax rate — U.K. | 0.0 | (1.9) | 0.0
Tax Credits | (0.4) | (0.8) | (0.3)
Changes in valuation allowances | (2.1) | (2.9) | (0.7)
Stock-based compensation | (1.6) | (2.2) | (0.8)
Uncertain tax benefits | 0.0 | 0.0 | (0.3)
Deferred state tax effect | 4.3 | 0.0 | 0.0
Other | 4.0 | 0.9 | 0.6
Provision for income taxes | $ 231.1 | $ 175.5 | $ 84.2

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