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Intangible Assets (Tables)
6 Months Ended
Sep. 30, 2022
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Indefinite-Lived Intangible Assets
Intangible assets consist of the following activity for the six months ended September 30, 2022 (in thousands):
 Wireless Licenses
Balance at March 31, 2022
$151,169
Acquisitions4,748
Exchanges – broadband licenses received4,860
Exchanges – narrowband licenses surrendered(1,308)
Balance at September 30, 2022
$159,469