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Income Taxes - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Income Tax Disclosure [Line Items]    
Deferred tax asset $ 83,600 $ 83,500
Deferred tax liability 20,391 17,746
Deferred federal, state and local, tax expense (benefit) 300 400
Indefinite-lived Intangible Assets    
Income Tax Disclosure [Line Items]    
Deferred tax liability 6,600 6,300
Federal    
Income Tax Disclosure [Line Items]    
Net NOL carryforwards 275,100 307,300
Net operating loss carryforwards 34,000  
Net operating loss carryforwards, no expiration 241,100 241,100
State    
Income Tax Disclosure [Line Items]    
Net NOL carryforwards 207,000 212,000
Net operating loss carryforwards 166,600  
Net operating loss carryforwards, no expiration $ 40,300 $ 42,900