Nature of Operations (Details) - USD ($) $ in Thousands	Mar. 30, 2026	Mar. 25, 2026	Mar. 31, 2026	Jan. 30, 2026	Mar. 31, 2025	Mar. 31, 2024
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Prepayments received			$ 161,178		$ 124,672	$ 122,212
NorthWestern Energy (“NWE”) \| License
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Prepayments received			0
NorthWestern Energy (“NWE”) \| Wireless Licenses
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Total Consideration	$ 7,700
Texas-New Mexico Power Company (“TNMP”) \| License
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Prepayments received			0
Texas-New Mexico Power Company (“TNMP”) \| Wireless Licenses
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Total Consideration		$ 3,200
CPS Energy (“CPS”) \| License
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]
Prepayments received			$ 6,500	$ 13,000