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Intangible Assets (Tables)
12 Months Ended
Mar. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Indefinite-Lived Intangible Assets
Intangible assets consist of the following at March 31, 2024 and 2023 (in thousands):
20242023
Balance at the beginning of the year$202,044$151,169
Acquisitions and transfers12,077 12,476 
Sale of intangible assets(32,402)
Exchanges - licenses received43,700 46,174 
Exchanges - licenses surrendered(8,676)(7,775)
Balance at the end of the year$216,743$202,044