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Revenue Recognition - Disaggregation Of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Disaggregation of revenue |  |
Revenue from contracts with customers | $ 1,235 | $ 1,203
Transferred over time |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 973 | 956
Transferred over time | Retail service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 659 | 649
Transferred over time | Inbound roaming |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 34 | 27
Transferred over time | Residential |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 131 | 126
Transferred over time | Commercial |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 54 | 57
Transferred over time | Wholesale |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 45 | 47
Transferred over time | Other service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 50 | 50
Transferred at point in time | Equipment and product sales |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 262 | 247
U.S. Cellular |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 950 | 926
U.S. Cellular | Transferred over time |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 725 | 708
U.S. Cellular | Transferred over time | Retail service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 659 | 649
U.S. Cellular | Transferred over time | Inbound roaming |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 34 | 27
U.S. Cellular | Transferred over time | Residential |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
U.S. Cellular | Transferred over time | Commercial |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
U.S. Cellular | Transferred over time | Wholesale |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
U.S. Cellular | Transferred over time | Other service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 32 | 32
U.S. Cellular | Transferred at point in time | Equipment and product sales |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 225 | 218
TDS Telecom Total |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 230 | 230
TDS Telecom Total | Transferred over time |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 229 | 230
TDS Telecom Total | Transferred over time | Retail service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Total | Transferred over time | Inbound roaming |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Total | Transferred over time | Residential |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 131 | 126
TDS Telecom Total | Transferred over time | Commercial |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 54 | 57
TDS Telecom Total | Transferred over time | Wholesale |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 45 | 47
TDS Telecom Total | Transferred over time | Other service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Total | Transferred at point in time | Equipment and product sales |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Wireline |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 170 | 175
TDS Telecom Wireline | Transferred over time |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 170 | 175
TDS Telecom Wireline | Transferred over time | Retail service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Wireline | Transferred over time | Inbound roaming |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Wireline | Transferred over time | Residential |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 81 | 80
TDS Telecom Wireline | Transferred over time | Commercial |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 43 | 48
TDS Telecom Wireline | Transferred over time | Wholesale |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 45 | 47
TDS Telecom Wireline | Transferred over time | Other service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Wireline | Transferred at point in time | Equipment and product sales |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Cable |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 60 | 55
TDS Telecom Cable | Transferred over time |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 60 | 55
TDS Telecom Cable | Transferred over time | Retail service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Cable | Transferred over time | Inbound roaming |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Cable | Transferred over time | Residential |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 49 | 46
TDS Telecom Cable | Transferred over time | Commercial |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 10 | 10
TDS Telecom Cable | Transferred over time | Wholesale |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Cable | Transferred over time | Other service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
TDS Telecom Cable | Transferred at point in time | Equipment and product sales |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
Corporate, Eliminations and Other |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 55 | 47
Corporate, Eliminations and Other | Transferred over time |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 18 | 18
Corporate, Eliminations and Other | Transferred over time | Retail service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
Corporate, Eliminations and Other | Transferred over time | Inbound roaming |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
Corporate, Eliminations and Other | Transferred over time | Residential |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
Corporate, Eliminations and Other | Transferred over time | Commercial |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
Corporate, Eliminations and Other | Transferred over time | Wholesale |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 0 | 0
Corporate, Eliminations and Other | Transferred over time | Other service |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | 18 | 18
Corporate, Eliminations and Other | Transferred at point in time | Equipment and product sales |  |
Disaggregation of revenue |  |
Revenue from contracts with customers | $ 37 | $ 29

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