Nature of Operations and Summary of Significant Accounting Policies Treasury Stock (Details) - USD ($) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Jun. 30, 2026 |
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| Class of Stock Disclosures [Abstract] | |||
| Treasury Stock, Common, Shares | 34,988,861 | 34,526,862 | |
| Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased | 5,002,000 | 5,464,000 | |
| Treasury Stock, Value | $ 2,414,300 | $ 2,343,397 | |
| Treasury Stock, Shares, Acquired | 462,000 | 389,000 | |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Number of shares remaining authorized to be purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Number of previously issued common shares repurchased by the issuing entity and held in treasury. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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