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CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2025 | Dec. 31, 2024
Income Statement [Abstract] |  |  |  |
Other comprehensive income (loss) before reclassifications, tax | $ (0.0) | $ 0.1 | $ (0.0) | $ 0.1
Reclassification from AOCI, Current Period, Tax | $ (0.0) | $ 0.3 | $ (0.0) | $ 1.3

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