Variable Interest Entities - Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Dec. 31, 2023		Dec. 31, 2022		Dec. 31, 2021
Assets
Cash and cash equivalents	$ 236		$ 360
Accounts receivable	992		1,069
Inventory, net	208		268
Other current assets	52		58
Licenses	4,702		4,699
Property, plant and equipment, net	5,062		4,760
Operating lease right-of-use assets	987		995
Other assets and deferred charges	807		796
Assets	13,921	[1]	14,550	[1]	$ 13,493
Liabilities
Current liabilities	1,184		1,514
Long-term operating lease liabilities	890		908
Other deferred liabilities and credits	784		813
Consolidated Variable Interest Entities
Assets
Cash and cash equivalents	24		29
Accounts receivable	631		700
Inventory, net	4		4
Other current assets	30		36
Licenses	639		638
Property, plant and equipment, net	123		115
Operating lease right-of-use assets	43		41
Other assets and deferred charges	494		478
Assets	1,988		2,041
Liabilities
Current liabilities	34		92
Long-term operating lease liabilities	38		36
Other deferred liabilities and credits	26		28
Total liabilities	$ 98		$ 156

[1] The consolidated total assets as of December 31, 2023 and 2022, include assets held by consolidated variable interest entities (VIEs) of $1,188 million and $1,236 million, respectively, which are not available to be used to settle the obligations of TDS. The consolidated total liabilities as of December 31, 2023 and 2022, include certain liabilities of consolidated VIEs of $23 million for which the creditors of the VIEs have no recourse to the general credit of TDS. See Note 15 — Variable Interest Entities for additional information.