Segment Information - Schedule of Significant Segment Expenses for Our Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting Information [Line Items]
Revenues	$ 293,909	$ 286,418
Employee-related (excluding stock-based compensation):
General and Administrative Expense	28,309	28,133
Adjusted EBITDA	237,830	228,628
Operating Segments | Uniti Fiber
Segment Reporting Information [Line Items]
Revenues	71,541	68,797
Employee-related (excluding stock-based compensation):
Operating Expense	6,066	6,538
General and Administrative Expense	8,990	8,923
Network	18,431	18,759
Installation, Equipment, & Other Non-recurring Charges	1,120	2,572
Insurance	1,067	1,173
Professional Fees	1,241	1,053
Other	5,870	5,941
Adjusted EBITDA	28,756	23,838
Operating Segments | Uniti Leasing
Segment Reporting Information [Line Items]
Revenues	222,368	217,621
Employee-related (excluding stock-based compensation):
Operating Expense	66	293
General and Administrative Expense	1,689	1,507
Network	4,878	4,996
Other	609	148
Adjusted EBITDA	$ 215,126	$ 210,677