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Business Segment Information | 12 Months Ended
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Dec. 31, 2023
Segment Reporting [Abstract] |
Business Segment Information | Note 19 Business Segment Information UScellular and TDS Telecom are billed for services they receive from TDS, consisting primarily of information processing, accounting, finance, and general management services. Such billings are based on expenses specifically identified to UScellular and TDS Telecom and on allocations of common expenses. Management believes the method used to allocate common expenses is reasonable and that all expenses and costs applicable to UScellular and TDS Telecom are reflected in the accompanying business segment information. Financial data for TDS’ reportable segments for 2023, 2022 and 2021, is as follows. See Note 1 — Summary of Significant Accounting Policies for additional information.
Year Ended or as of December 31, 2023 |  |  |  |  |  |  | UScellular |  | TDS Telecom |  | Corporate, Eliminations and Other |  | Total
(Dollars in millions) |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenues |  |  |  |  |  |  |  |  |  |  |  |  |
Service |  |  |  |  |  |  | $ | 3,044 |  |  | $ | 1,027 |  |  | $ | 98 |  |  | $ | 4,169 |
Equipment and product sales |  |  |  |  |  |  | 862 |  |  | 1 |  |  | 128 |  |  | 991 |
Total operating revenues |  |  |  |  |  |  | 3,906 |  |  | 1,028 |  |  | 226 |  |  | 5,160 |
Cost of services (excluding Depreciation, amortization and accretion reported below) |  |  |  |  |  |  | 740 |  |  | 423 |  |  | 77 |  |  | 1,240 |
Cost of equipment and products |  |  |  |  |  |  | 988 |  |  | — |  |  | 106 |  |  | 1,094 |
Selling, general and administrative |  |  |  |  |  |  | 1,368 |  |  | 326 |  |  | 59 |  |  | 1,753 |
Depreciation, amortization and accretion |  |  |  |  |  |  | 656 |  |  | 245 |  |  | 14 |  |  | 915 |
Loss on impairment of intangible assets |  |  |  |  |  |  | — |  |  | 547 |  |  | — |  |  | 547 |
(Gain) loss on asset disposals, net |  |  |  |  |  |  | 17 |  |  | 10 |  |  | — |  |  | 27 |
(Gain) loss on license sales and exchanges, net |  |  |  |  |  |  | (2) |  |  | — |  |  | — |  |  | (2) |
Operating income (loss) |  |  |  |  |  |  | 139 |  |  | (523) |  |  | (30) |  |  | (414) |
Equity in earnings of unconsolidated entities |  |  |  |  |  |  | 158 |  |  | — |  |  | 1 |  |  | 159 |
Interest and dividend income |  |  |  |  |  |  | 10 |  |  | 4 |  |  | 6 |  |  | 20 |
Interest expense |  |  |  |  |  |  | (196) |  |  | 8 |  |  | (56) |  |  | (244) |
Other, net |  |  |  |  |  |  | — |  |  | 2 |  |  | — |  |  | 2 |
Income (loss) before income taxes |  |  |  |  |  |  | 111 |  |  | (509) |  |  | (79) |  |  | (477) |
Income tax expense (benefit) |  |  |  |  |  |  | 53 |  |  | (26) |  |  | (17) |  |  | 10 |
Net income (loss) |  |  |  |  |  |  | 58 |  |  | (483) |  |  | (62) |  |  | (487) |
Add back: |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, amortization and accretion |  |  |  |  |  |  | 656 |  |  | 245 |  |  | 14 |  |  | 915 |
Expenses related to strategic alternatives review |  |  |  |  |  |  | 8 |  |  | — |  |  | 5 |  |  | 13 |
Loss on impairment of intangible assets |  |  |  |  |  |  | — |  |  | 547 |  |  | — |  |  | 547 |
(Gain) loss on asset disposals, net |  |  |  |  |  |  | 17 |  |  | 10 |  |  | — |  |  | 27 |
(Gain) loss on license sales and exchanges, net |  |  |  |  |  |  | (2) |  |  | — |  |  | — |  |  | (2) |
Interest expense |  |  |  |  |  |  | 196 |  |  | (8) |  |  | 56 |  |  | 244 |
Income tax expense (benefit) |  |  |  |  |  |  | 53 |  |  | (26) |  |  | (17) |  |  | 10 |
Adjusted EBITDA 1 |  |  |  |  |  |  | $ | 986 |  |  | $ | 285 |  |  | $ | (4) |  |  | $ | 1,267 |
Investments in unconsolidated entities |  |  |  |  |  |  | $ | 461 |  |  | $ | 4 |  |  | $ | 40 |  |  | $ | 505 |
Total assets |  |  |  |  |  |  | $ | 10,750 |  |  | $ | 2,864 |  |  | $ | 307 |  |  | $ | 13,921 |
Capital expenditures |  |  |  |  |  |  | $ | 611 |  |  | $ | 577 |  |  | $ | 9 |  |  | $ | 1,197 |
Year Ended or as of December 31, 2022 |  |  |  |  |  |  | UScellular |  | TDS Telecom |  | Corporate, Eliminations and Other |  | Total
(Dollars in millions) |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenues |  |  |  |  |  |  |  |  |  |  |  |  |
Service |  |  |  |  |  |  | $ | 3,125 |  |  | $ | 1,019 |  |  | $ | 96 |  |  | $ | 4,240 |
Equipment and product sales |  |  |  |  |  |  | 1,044 |  |  | 1 |  |  | 128 |  |  | 1,173 |
Total operating revenues |  |  |  |  |  |  | 4,169 |  |  | 1,020 |  |  | 224 |  |  | 5,413 |
Cost of services (excluding Depreciation, amortization and accretion reported below) |  |  |  |  |  |  | 755 |  |  | 418 |  |  | 72 |  |  | 1,245 |
Cost of equipment and products |  |  |  |  |  |  | 1,216 |  |  | 1 |  |  | 103 |  |  | 1,320 |
Selling, general and administrative |  |  |  |  |  |  | 1,408 |  |  | 313 |  |  | 47 |  |  | 1,768 |
Depreciation, amortization and accretion |  |  |  |  |  |  | 700 |  |  | 215 |  |  | 14 |  |  | 929 |
Loss on impairment of intangible assets |  |  |  |  |  |  | 3 |  |  | — |  |  | — |  |  | 3 |
(Gain) loss on asset disposals, net |  |  |  |  |  |  | 19 |  |  | 7 |  |  | 1 |  |  | 27 |
(Gain) loss on sale of business and other exit costs, net |  |  |  |  |  |  | (1) |  |  | — |  |  | — |  |  | (1) |
Operating income (loss) |  |  |  |  |  |  | 69 |  |  | 66 |  |  | (13) |  |  | 122 |
Equity in earnings of unconsolidated entities |  |  |  |  |  |  | 158 |  |  | — |  |  | 1 |  |  | 159 |
Interest and dividend income |  |  |  |  |  |  | 8 |  |  | 2 |  |  | 7 |  |  | 17 |
Interest expense |  |  |  |  |  |  | (163) |  |  | 7 |  |  | (18) |  |  | (174) |
Other, net |  |  |  |  |  |  | — |  |  | 1 |  |  | — |  |  | 1 |
Income (loss) before income taxes |  |  |  |  |  |  | 72 |  |  | 76 |  |  | (23) |  |  | 125 |
Income tax expense (benefit) |  |  |  |  |  |  | 37 |  |  | 23 |  |  | (7) |  |  | 53 |
Net income (loss) |  |  |  |  |  |  | 35 |  |  | 53 |  |  | (16) |  |  | 72 |
Add back: |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, amortization and accretion |  |  |  |  |  |  | 700 |  |  | 215 |  |  | 14 |  |  | 929 |
Loss on impairment of intangible assets |  |  |  |  |  |  | 3 |  |  | — |  |  | — |  |  | 3 |
(Gain) loss on asset disposals, net |  |  |  |  |  |  | 19 |  |  | 7 |  |  | 1 |  |  | 27 |
(Gain) loss on sale of business and other exit costs, net |  |  |  |  |  |  | (1) |  |  | — |  |  | — |  |  | (1) |
Interest expense |  |  |  |  |  |  | 163 |  |  | (7) |  |  | 18 |  |  | 174 |
Income tax expense (benefit) |  |  |  |  |  |  | 37 |  |  | 23 |  |  | (7) |  |  | 53 |
Adjusted EBITDA 1 |  |  |  |  |  |  | $ | 956 |  |  | $ | 291 |  |  | $ | 10 |  |  | $ | 1,257 |
Investments in unconsolidated entities |  |  |  |  |  |  | $ | 452 |  |  | $ | 4 |  |  | $ | 39 |  |  | $ | 495 |
Total assets |  |  |  |  |  |  | $ | 11,119 |  |  | $ | 3,056 |  |  | $ | 375 |  |  | $ | 14,550 |
Capital expenditures |  |  |  |  |  |  | $ | 717 |  |  | $ | 556 |  |  | $ | 12 |  |  | $ | 1,285 |
Year Ended or as of December 31, 2021 |  |  |  |  |  |  | UScellular |  | TDS Telecom |  | Corporate, Eliminations and Other |  | Total
(Dollars in millions) |  |  |  |  |  |  |  |  |  |  |  |  |
Operating revenues |  |  |  |  |  |  |  |  |  |  |  |  |
Service |  |  |  |  |  |  | $ | 3,115 |  |  | $ | 1,005 |  |  | $ | 96 |  |  | $ | 4,216 |
Equipment and product sales |  |  |  |  |  |  | 1,007 |  |  | 1 |  |  | 105 |  |  | 1,113 |
Total operating revenues |  |  |  |  |  |  | 4,122 |  |  | 1,006 |  |  | 201 |  |  | 5,329 |
Cost of services (excluding Depreciation, amortization and accretion reported below) |  |  |  |  |  |  | 790 |  |  | 404 |  |  | 73 |  |  | 1,267 |
Cost of equipment and products |  |  |  |  |  |  | 1,118 |  |  | 1 |  |  | 86 |  |  | 1,205 |
Selling, general and administrative |  |  |  |  |  |  | 1,345 |  |  | 291 |  |  | 41 |  |  | 1,677 |
Depreciation, amortization and accretion |  |  |  |  |  |  | 678 |  |  | 198 |  |  | 19 |  |  | 895 |
(Gain) loss on asset disposals, net |  |  |  |  |  |  | 23 |  |  | 2 |  |  | 1 |  |  | 26 |
(Gain) loss on sale of business and other exit costs, net |  |  |  |  |  |  | (2) |  |  | — |  |  | — |  |  | (2) |
Operating income (loss) |  |  |  |  |  |  | 170 |  |  | 110 |  |  | (19) |  |  | 261 |
Equity in earnings of unconsolidated entities |  |  |  |  |  |  | 179 |  |  | — |  |  | 3 |  |  | 182 |
Interest and dividend income |  |  |  |  |  |  | 6 |  |  | 1 |  |  | 4 |  |  | 11 |
Interest expense |  |  |  |  |  |  | (175) |  |  | 5 |  |  | (62) |  |  | (232) |
Other, net |  |  |  |  |  |  | — |  |  | (1) |  |  | — |  |  | (1) |
Income (loss) before income taxes |  |  |  |  |  |  | 180 |  |  | 114 |  |  | (73) |  |  | 221 |
Income tax expense (benefit) |  |  |  |  |  |  | 20 |  |  | 24 |  |  | (11) |  |  | 33 |
Net income (loss) |  |  |  |  |  |  | 160 |  |  | 90 |  |  | (62) |  |  | 188 |
Add back: |  |  |  |  |  |  |  |  |  |  |  |  |
Depreciation, amortization and accretion |  |  |  |  |  |  | 678 |  |  | 198 |  |  | 19 |  |  | 895 |
(Gain) loss on asset disposals, net |  |  |  |  |  |  | 23 |  |  | 2 |  |  | 1 |  |  | 26 |
(Gain) loss on sale of business and other exit costs, net |  |  |  |  |  |  | (2) |  |  | — |  |  | — |  |  | (2) |
Interest expense |  |  |  |  |  |  | 175 |  |  | (5) |  |  | 62 |  |  | 232 |
Income tax expense (benefit) |  |  |  |  |  |  | 20 |  |  | 24 |  |  | (11) |  |  | 33 |
Adjusted EBITDA 1 |  |  |  |  |  |  | $ | 1,054 |  |  | $ | 310 |  |  | $ | 8 |  |  | $ | 1,372 |
Investments in unconsolidated entities |  |  |  |  |  |  | $ | 439 |  |  | $ | 4 |  |  | $ | 36 |  |  | $ | 479 |
Total assets |  |  |  |  |  |  | $ | 10,341 |  |  | $ | 2,645 |  |  | $ | 507 |  |  | $ | 13,493 |
Capital expenditures |  |  |  |  |  |  | $ | 780 |  |  | $ | 411 |  |  | $ | 10 |  |  | $ | 1,201 |
Numbers may not foot due to rounding. 1Adjusted earnings before interest, taxes, depreciation, amortization and accretion (Adjusted EBITDA) is a segment measure reported to the chief operating decision maker for purposes of assessing the segments' performance. Adjusted EBITDA is defined as net income, adjusted for the items set forth in the reconciliation above. TDS believes Adjusted EBITDA is a useful measure of TDS’ operating results before significant recurring non-cash charges, gains and losses, and other items as presented above as it provides additional relevant and useful information to investors and other users of TDS' financial data in evaluating the effectiveness of its operations and underlying business trends in a manner that is consistent with management's evaluation of business performance.

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