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Accrued Expenses - Schedule of Accrued Expenses (Detail) - USD ($) $ in Thousands | Sep. 30, 2025 | Mar. 31, 2025
--- | --- | ---
Accounts Payable and Accrued Liabilities, Current [Abstract] |  |
Payroll and Incentive Compensation | $ 29,183 | $ 31,918
Benefits | 16,880 | 16,950
Interest | 6,470 | 7,689
Dividends | 8,289 | 8,463
Property Taxes | 10,620 | 5,836
Power and Fuel | 2,690 | 4,045
Freight | 4,810 | 3,664
Excise Tax | 2,911 | 3,822
Legal and Professional | 4,152 | 3,953
Sales and Use Tax | 2,501 | 1,500
Other | 4,317 | 8,237
Accrued Expenses, Total | $ 92,823 | $ 96,077

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