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v3.21.2

Changes in Capital Structure - Narrative (Details) - $ / shares | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2019 | Mar. 31, 2022 | Mar. 31, 2021 | Dec. 31, 2020 | Sep. 30, 2021
Class of Stock [Line Items] |  |  |  |  |
Common stock, shares authorized (in shares) |  |  |  | 500,000,000 | 500,000,000
Employee Stock Purchase Plan, minimum percentage of eligible compensation to purchase shares | 1.00% |  |  |  |
Employee Stock Purchase Plan, maximum percentage of eligible compensation | 10.00% |  |  |  |
Employee Stock Purchase Plan, exercise price as percentage of fair value | 95.00% |  |  |  |
Common stock dividends proposed annual amount (in usd per share) |  |  | $ 1.20 | $ 1.30 |
Forecast |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Common stock dividends proposed annual amount (in usd per share) |  | $ 1.40 |  |  |
Annual dividend rate increase |  | 8.00% |  |  |

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