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SHARE-BASED COMPENSATION - Stock-Based Compensation Expense (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | $ 175.8 | $ 157.1 | $ 507.8 | $ 445.9
Income tax benefit | 36.9 | 28.7 | 105.4 | 85.2
Share-based compensation expense after income taxes | 138.9 | 128.4 | 402.4 | 360.7
Cost of revenue – product | Cost of revenue – product (before capitalization) |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | 27.5 | 24.7 | 75.7 | 70.4
Cost of revenue – product | Amounts capitalized into inventory |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | (25.6) | (23.2) | (70.7) | (63.1)
Cost of revenue – product | Amounts recognized in income for amounts previously capitalized in inventory |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | 23.0 | 21.1 | 66.2 | 53.0
Total cost of revenue |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | 32.8 | 29.9 | 93.7 | 81.6
Total cost of revenue | Cost of revenue – product |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | 24.9 | 22.6 | 71.2 | 60.3
Total cost of revenue | Cost of revenue – service |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | 7.9 | 7.3 | 22.5 | 21.3
Selling, general, and administrative |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | 77.6 | 71.9 | 225.4 | 206.6
Research and development |  |  |  |
Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] |  |  |  |
Share-based compensation expense before income taxes | $ 65.4 | $ 55.3 | $ 188.7 | $ 157.7

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