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Fair Value Measurements - Schedule of Carrying Values and Estimated Fair Values of Debt Instruments (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Mar. 31, 2024
--- | --- | ---
3.875% Senior Notes due 2028 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt instrument (as a percent) | 3.875% |
4.000% Senior Notes due 2029 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt instrument (as a percent) | 4.00% |
5.950% Senior Notes due 2033 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt instrument (as a percent) | 5.95% |
Recurring Fair Value Measurements | Carrying Amount | Term Loan A | Term Loans |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | $ 1,567,500 | $ 1,588,125
Recurring Fair Value Measurements | Carrying Amount | 3.875% Senior Notes due 2028 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | 700,000 | 700,000
Recurring Fair Value Measurements | Carrying Amount | 4.000% Senior Notes due 2029 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | 500,000 | 500,000
Recurring Fair Value Measurements | Carrying Amount | 5.950% Senior Notes due 2033 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | 650,000 | 650,000
Recurring Fair Value Measurements | Estimated Fair Value | Term Loan A | Term Loans |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | 1,565,541 | 1,582,170
Recurring Fair Value Measurements | Estimated Fair Value | 3.875% Senior Notes due 2028 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | 679,133 | 656,677
Recurring Fair Value Measurements | Estimated Fair Value | 4.000% Senior Notes due 2029 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | 485,875 | 465,470
Recurring Fair Value Measurements | Estimated Fair Value | 5.950% Senior Notes due 2033 | Senior Notes |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Debt | $ 695,065 | $ 672,815

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