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Goodwill and Intangible Assets - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2022
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 0.1 $ 0.2  
Spectrum Purchase Agreements | Disposal Group, Held-for-sale, Not Discontinued Operations      
Finite-Lived Intangible Assets [Line Items]      
Indefinite-lived license     $ 13.8
Finite-lived license     5.9
Operating lease liabilities     $ 3.8