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Intangible Assets - Schedule of Indefinite-Lived Intangible Assets (Details)
$ in Thousands
3 Months Ended
Jun. 30, 2022
USD ($)
Indefinite-lived Intangible Assets [Line Items]  
Beginning balance $ 151,169
Ending balance 154,880
Wireless Licenses  
Indefinite-lived Intangible Assets [Line Items]  
Beginning balance 151,169
Acquisitions 3,063
Exchanges – broadband licenses received 873
Exchanges – narrowband licenses surrendered (225)
Ending balance $ 154,880