Revenues - Revenues Disaggregated by Revenue Stream (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	$ 65,644	$ 59,846	$ 123,906	$ 117,749
Lease income - operating leases	229,303	223,852	457,459	455,771
Total revenues	294,947	283,698	581,365	573,520
Uniti Fiber
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	63,998	57,738	120,632	114,475
Lease income - operating leases	12,663	13,507	24,826	35,784
Uniti Fiber | Lit backhaul
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	22,645	19,453	40,367	38,975
Uniti Fiber | Enterprise and wholesale
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	24,327	23,410	51,220	45,986
Uniti Fiber | E-Rate and government
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	16,174	14,145	27,318	28,036
Uniti Fiber | Other
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	852	730	1,727	1,478
Uniti Leasing
Disaggregation Of Revenue [Line Items]
Total revenue from contracts with customers	1,646	2,108	3,274	3,274
Lease income - operating leases	$ 216,640	$ 210,345	$ 432,633	$ 419,987