Nature of Operations and Summary of Significant Accounting Policies Treasury Stock (Details) - USD ($) $ in Thousands	3 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Jun. 30, 2025
Class of Stock Disclosures [Abstract]
Treasury Stock, Common, Shares	31,968,990		31,579,598
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	3,022,000		3,411,000
Treasury Stock, Value	$ 1,957,269		$ 1,895,224
Treasury Stock, Shares, Acquired	389,000	0

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- 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.

+ References

No definition available.

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- Definition

Number of previously issued common shares repurchased by the issuing entity and held in treasury.

+ References

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Number of shares that have been repurchased during the period and are being held in treasury.

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- 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.

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