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Acquisitions - Schedule of Recognized Identified Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands | Mar. 31, 2025 | Mar. 31, 2024
--- | --- | ---
Business Acquisition [Line Items] |  |
Goodwill | $ 469,894 | $ 392,569
Western Pennsylvania Acquisition [Member] | Level 3 Inputs [Member] |  |
Business Acquisition [Line Items] |  |
Accounts Receivable | 1,443 |
Inventories | 3,354 |
Prepaid and Other Current Assets | 229 |
Property, Plant, and Equipment | 35,097 |
Intangible Assets | 39,400 |
Accounts Payable and Accrued Liabilities | (327) |
Other Long-term Liabilities | (792) |
Total Net Assets Acquired | 78,404 |
Goodwill | 71,565 |
Total Purchase Price | 149,969 |
Northern Kentucky Acquisition [Member] |  |
Business Acquisition [Line Items] |  |
Inventories | 1,067 |
Property, Plant, and Equipment | 18,237 |
Lease Right-of-Use Assets | 757 |
Intangible Assets | 1,309 |
Accrued Liabilities | (71) |
Lease Obligations | (757) |
Other Long-term Liabilities | (1,422) |
Total Net Assets Acquired | 19,120 |
Goodwill | 5,761 |
Total Purchase Price | $ 24,881 |

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