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v3.7.0.1

Intangible Assets (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2017
Licenses |
Licenses |
Licenses
(Dollars in millions) |  |
Balance December 31, 2016 | $ | 1,895
| Acquisitions |  | 3
| Transferred to Assets held for sale |  | (5)
| Exchanges - Licenses received |  | 11
Balance March 31, 2017 | $ | 1,904

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