Notes and Other Debt - Secured Notes (Narrative) (Details) $ in Thousands		3 Months Ended			6 Months Ended
	May 17, 2024 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2024 USD ($)	Jun. 30, 2023 USD ($)	Dec. 31, 2023 USD ($)	Feb. 14, 2023 USD ($)
Debt Instrument [Line Items]
Principal amount		$ 5,861,500			$ 5,861,500		$ 5,617,442
Gain (Loss) on extinguishment of debt					0	$ 31,187
Interest expense		127,475	$ 119,689		250,686	$ 268,552
February 2028 Secured Notes
Debt Instrument [Line Items]
Principal amount		$ 2,900,000			$ 2,900,000		$ 2,600,000	$ 2,600,000
Issuance senior notes, stated percentage		10.50%			10.50%
February 2028 Secured Notes | Secured Debt
Debt Instrument [Line Items]
Principal amount	$ 300,000
Issuance senior notes, stated percentage	10.50%
Issuance price, percentage	1.0300
Redemption price, percentage	100.00%
February 2028 Secured Notes | Secured Debt | Debt Instrument, Redemption, Period One
Debt Instrument [Line Items]
Redemption price, percentage	103.00%
Redemption price, percentage of principal amount redeemed	0.10
February 2028 Secured Notes | Secured Debt | Debt Instrument, Redemption, Period Two
Debt Instrument [Line Items]
Redemption price, percentage	110.50%
Redemption price, percentage of principal amount redeemed	0.40
February 2028 Secured Notes | Secured Debt | Debt Instrument, Redemption, Period Three
Debt Instrument [Line Items]
Redemption price, percentage	101.00%
Redemption price, percentage of principal amount redeemed	0.60
2025 Secured Notes | Uniti Group LP, Uniti Group Finance 2019 Inc. and CSL Capital, LLC
Debt Instrument [Line Items]
Principal amount								$ 2,250,000
Gain (Loss) on extinguishment of debt				$ (32,300)
Debt issuance costs, net				10,300
Interest expense				$ 22,000
2025 Secured Notes | Borrowers
Debt Instrument [Line Items]
Issuance senior notes, stated percentage								7.875%