Organization and Description of Business (Details) $ / shares in Units, route_miles in Thousands, numberOfCustomers in Thousands, households in Millions, $ in Millions		9 Months Ended
	May 03, 2024 USD ($) $ / shares shares	Sep. 30, 2025 households route_miles state segment numberOfCustomers $ / shares	Dec. 31, 2024 $ / shares
Organization And Description Of Business [Line Items]
Number of fiber route miles operates | route_miles		240
Number of states in which entity operates | state		47
Number of customers | numberOfCustomers		1,100
Number of residential fiber customers | numberOfCustomers		500
Number of fiber equipped households | households		1.7
Number of reportable business segments | segment		3
Number of operating business segments | segment		2
Common stock, par value (in dollars per share) | $ / shares		$ 0.0001	$ 0.0001
Windstream Merger
Organization And Description Of Business [Line Items]
Preferred stock, dividend rate, annual increase, percentage	100.00%
Preferred stock, liquidation preference, value | $	$ 575.0
Exercise price of warrants or rights (in dollars per share) | $ / shares	$ 0.01
Class of warrant or right, outstanding stock, percentage	6.90%
Business combination, consideration transferred | $	$ 370.7
Windstream Merger | Maximum
Organization And Description Of Business [Line Items]
Preferred stock, dividend rate, percentage	16.00%
Windstream Merger | Period One
Organization And Description Of Business [Line Items]
Preferred stock, dividend rate, percentage	11.00%
Preferred stock, dividend rate, percentage, term	6 years
Windstream Merger | Period Two
Organization And Description Of Business [Line Items]
Preferred stock, dividend rate, percentage, term	7 years
Preferred stock, dividend rate, annual increase, percentage	0.50%
Windstream Merger | Period Three
Organization And Description Of Business [Line Items]
Preferred stock, dividend rate, percentage, term	8 years
Non Voting Preferred Stock
Organization And Description Of Business [Line Items]
Business combination, consideration transferred, equity interest, share issued (in shares)	600,000
Old Common Stock Member
Organization And Description Of Business [Line Items]
Common stock, par value (in dollars per share) | $ / shares		$ 0.0001
Common Stock
Organization And Description Of Business [Line Items]
Conversion of stock (in shares)	0.6029
Warrants (in shares)	17,600,000
Common Stock | Windstream Merger
Organization And Description Of Business [Line Items]
Business combination, consideration transferred, equity interest, share issued (in shares)	90,100,000
Remaining equity interest acquired percentage	35.42%
Common Stock | Windstream Merger | Uniti Group L P Stockholders
Organization And Description Of Business [Line Items]
Percentage voting interest acquired	62.00%
Common Stock | Windstream Merger | Windstream Holdings II, LLC
Organization And Description Of Business [Line Items]
Percentage voting interest acquired	38.00%
Uniti Group LP
Organization And Description Of Business [Line Items]
Percentage of partnership interests owned		100.00%