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CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($) $ in Millions | 12 Months Ended
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Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
Other comprehensive income (loss): |  |  |
Defined benefit plans, tax | $ (1.4) | $ 1.6 | $ 1.1
Cash flow hedges, tax | $ (0.2) | $ (0.2) | $ 0.0

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