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Stockholders' Equity - Narrative (Details) | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Dec. 31, 2024 USD ($) | Mar. 31, 2025 USD ($) vote $ / shares shares | Mar. 31, 2024 $ / shares shares | Mar. 31, 2023 shares | May 18, 2023 USD ($) | Nov. 08, 2018 USD ($) | Apr. 03, 2017 USD ($)
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |
Common stock, authorized (in shares) |  | 750,000,000 | 750,000,000 |  |  |  |
Common stock, par value (in dollars per share) | $ / shares |  | $ 0.01 | $ 0.01 |  |  |  |
Preferred stock, authorized (in shares) |  | 1,000,000 | 1,000,000 |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  | $ 0.01 | $ 0.01 |  |  |  |
Number of votes per common share | vote |  | 1 |  |  |  |  |
Stock repurchase program, authorized amount | $ |  |  |  |  | $ 1,000,000,000 | $ 2,000,000,000.0 | $ 2,000,000,000.0
Remaining authorized shares repurchase amount | $ |  | $ 592,000,000 |  |  |  |  |
Number of shares repurchased (in shares) |  | 0 | 38,444,830 | 24,436,738 |  |  |
Excise tax | $ | $ 12,000,000 |  |  |  |  |  |
Treasury Stock Transactions [Abstract] |  |  |  |  |  |  |
Common stock in treasury, at cost (in shares) |  | 5,653,666 | 4,591,340 | 3,333,592 |  |  |
Common Stock | Shares Repurchased From Employees Related To Stock Option Plans |  |  |  |  |  |  |
Treasury Stock Transactions [Abstract] |  |  |  |  |  |  |
Accepted common stock in lieu of cash in connection with the tax withholdings associated with the vesting and release of common stock (in shares) |  | 1,062,326 | 1,257,748 | 455,513 |  |  |

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- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
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