v3.25.2
Description of Business, Basis of Preparation and Summary of Significant Accounting Policies - Carrying Amounts and Estimated Fair Market Values of Debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Mar. 31, 2025
Carrying Amount    
Liabilities:    
Long-term debt $ 3,274,623 $ 3,277,915
Carrying Amount | A&E Term Loan Facility    
Liabilities:    
Long-term debt 1,157,123 1,160,415
Carrying Amount | 2022 Secured Notes    
Liabilities:    
Long-term debt 828,466 828,466
Carrying Amount | 2022 Unsecured Notes    
Liabilities:    
Long-term debt 639,034 639,034
Carrying Amount | 2024 Secured Notes    
Liabilities:    
Long-term debt 650,000 650,000
Estimated Fair Value | Level 2    
Liabilities:    
Long-term debt 3,295,774 3,235,009
Estimated Fair Value | A&E Term Loan Facility | Level 2    
Liabilities:    
Long-term debt 1,158,569 1,156,063
Estimated Fair Value | 2022 Secured Notes | Level 2    
Liabilities:    
Long-term debt 822,253 799,470
Estimated Fair Value | 2022 Unsecured Notes | Level 2    
Liabilities:    
Long-term debt 643,827 627,851
Estimated Fair Value | 2024 Secured Notes | Level 2    
Liabilities:    
Long-term debt $ 671,125 $ 651,625