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Treasury Stock - Narrative (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Feb. 29, 2024 | Nov. 30, 2023 | Aug. 31, 2023 | Feb. 28, 2023 | Nov. 30, 2022 | Aug. 31, 2022 | Feb. 29, 2024 | Dec. 13, 2023
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Authorized amount of stock to be repurchased | $ 166,200,000 |  |  |  |  |  | $ 166,200,000 |
Treasury stock, value acquired | 54,200,000 | $ 52,300,000 | $ 36,200,000 | $ 46,900,000 | $ 26,000,000.0 | $ 5,100,000 | 142,700,000 |
Excise tax on stock repurchased | 200,000 |  |  |  |  |  | 900,000 |
Board Authorized 2024 Share Repurchase Program |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |
Authorized amount of stock to be repurchased | $ 66,200,000 |  |  |  |  |  | $ 66,200,000 | $ 66,200,000

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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481112/505-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480008/505-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481549/505-30-45-1 + Details
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