v3.26.1
Acquisitions - Additional Information (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jan. 07, 2025
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Business Acquisition [Line Items]        
Purchase price of separate operating segment   $ 0 $ 174,850 $ 55,053
Depreciation   149,500 $ 147,600 $ 139,500
Western Pennsylvania Acquisition [Member]        
Business Acquisition [Line Items]        
Purchase price of separate operating segment $ 149,900      
Depreciation   $ 6,700    
Western Pennsylvania Acquisition [Member] | Minimum [Member]        
Business Acquisition [Line Items]        
Property, plant and equipment, estimated useful life   5 years    
Western Pennsylvania Acquisition [Member] | Maximum [Member]        
Business Acquisition [Line Items]        
Property, plant and equipment, estimated useful life   30 years