Sale-Leaseback Transaction (Details)		12 Months Ended
	Oct. 17, 2025 USD ($) site item	Dec. 31, 2025 USD ($) item	Dec. 31, 2024 USD ($)
Sale-Leaseback Transaction
Annual lease payment		$ 1,861,000	$ 1,883,000
Lease liabilities		5,393,000	7,300,000
Lease payments		10,253,000	$ 6,938,000
Antenna site lease agreement
Sale-Leaseback Transaction
Number Of Telecommunication Towers Agreed To Sell | item	24
Number of sites | site	22
Total purchase price	$ 10,700,000
Sales proceeds, net	10,100,000
Paid into escrow	$ 400,000
Number of tower with sale approval pending | item	1
Annual lease payment	$ 1
Terms of Lease	25
Lease liabilities	$ 0
Discount rate	9.75%
Lease payments	$ 5,244,000	5,190,000
Cash proceeds from the sale after expenses	9,850,000
Adjusted sales price	$ 15,100,000
Carrying value		$ 3,500,000
Number of telecommunication towers sold | item		23
Gain on sale		$ 11,600,000