Consolidated Statement of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Operating revenues
Total operating revenues	$ 1,392	$ 1,328	$ 4,056	$ 3,957
Operating expenses
Selling, general and administrative	462	429	1,300	1,232
Depreciation, amortization and accretion	234	213	691	670
Loss on impairment of licenses	0	0	3	0
(Gain) loss on asset disposals, net	4	8	13	17
(Gain) loss on sale of business and other exit costs, net	0	0	(1)	(1)
Total operating expenses	1,403	1,259	3,909	3,720
Operating income (loss)	(11)	69	147	237
Investment and other income (expense)
Equity in earnings of unconsolidated entities	40	48	123	138
Interest and dividend income	4	3	10	9
Interest expense	(46)	(54)	(118)	(193)
Other, net	0	0	1	(1)
Total investment and other income (expense)	(2)	(3)	16	(47)
Income (loss) before income taxes	(13)	66	163	190
Income tax expense (benefit)	(3)	19	62	38
Net income (loss)	(10)	47	101	152
Less: Net income (loss) attributable to noncontrolling interests, net of tax	(2)	7	14	26
Net income (loss) attributable to TDS shareholders	(8)	40	87	126
TDS Preferred Share dividends	17	12	52	21
Net income (loss) attributable to TDS common shareholders	$ (25)	$ 28	$ 35	$ 105
Basic weighted average shares outstanding (in shares)	114	115	114	115
Basic earnings (loss) per share attributable to TDS common shareholders	$ (0.22)	$ 0.24	$ 0.31	$ 0.91
Diluted weighted average shares outstanding (in shares)	114	116	115	116
Diluted earnings (loss) per share attributable to TDS common shareholders	$ (0.22)	$ 0.24	$ 0.30	$ 0.89
Service
Operating revenues
Total operating revenues	$ 1,061	$ 1,065	$ 3,186	$ 3,156
Operating expenses
Cost of goods and services	326	327	936	950
Equipment and product sales
Operating revenues
Total operating revenues	331	263	870	801
Operating expenses
Cost of goods and services	$ 377	$ 282	$ 967	$ 852