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v3.25.1

Shareholders' Equity (Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning of the period | $ 2,233,653 | $ 2,257,560 | $ 2,398,738
Other comprehensive income (loss) | (35,750) | (10,925) | 3,846
End of the period balance | 2,127,420 | 2,233,653 | 2,257,560
Accumulated other comprehensive loss |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning of the period | (111,202) | (100,277) | (104,123)
End of the period balance | (146,952) | (111,202) | $ (100,277)
Currency Translation Adjustment |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning of the period | (103,947) |  |
Other comprehensive income (loss) | (14,705) |  |
End of the period balance | (118,652) | (103,947) |
Defined Benefit Plans |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning of the period | (8,395) |  |
Other comprehensive income (loss) | (16,881) |  |
End of the period balance | (25,276) | (8,395) |
Deferred Hedging Gains (Losses) |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |
Beginning of the period | 1,140 |  |
Other comprehensive income (loss) | (4,164) |  |
End of the period balance | $ (3,024) | $ 1,140 |

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