Statement of Cash Flows, Supplemental Disclosures (Details) - USD ($) $ in Thousands |
6 Months Ended | |
|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
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| Supplemental Cash Flow Elements [Abstract] | ||
| Interest | $ 52,243 | $ 42,765 |
| Income taxes | 43,845 | 55,650 |
| Repurchase of common stock pending settlement | 5,573 | 0 |
| Share repurchase excise tax accrual | 3,370 | 0 |
| ESPP share issuance | 4,272 | 3,236 |
| Acquisition of property, plant and equipment under finance lease | 21,360 | 33,145 |
| Balance in accounts payable for the acquisition of property, plant and equipment | $ 25,899 | $ 27,255 |
| X | ||||||||||
- Definition Future cash outflow to pay for purchases of fixed assets that have occurred. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
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- Definition Amount of cash paid for interest, excluding capitalized interest, classified as operating activity. Includes, but is not limited to, payment to settle zero-coupon bond for accreted interest of debt discount and debt instrument with insignificant coupon interest rate in relation to effective interest rate of borrowing attributable to accreted interest of debt discount. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of increase in right-of-use asset obtained in exchange for finance lease liability. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Aggregate change in value for stock issued during the period as a result of employee stock purchase plan. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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| X | ||||||||||
- Definition Excise tax accrual, share repurchase No definition available.
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| X | ||||||||||
- Definition Settlement Pending, Common Stock Repurchase No definition available.
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