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Intangible Assets (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2015
Licenses |
Licenses |
Licenses |  |
(Dollars in thousands) |  |
Balance December 31, 2014 | $ | 1,443,438
| Acquisitions (1) |  | 339,657
| Exchanges (2) |  | 43,485
| Other |  | 522
Balance March 31, 2015 | $ | 1,827,102
(1) | Amount includes payments totaling $338.3 million made by Advantage Spectrum to the FCC for licenses in which it was the provisional winning bidder in Auction 97. See Note 6 — Acquisitions, Divestitures and Exchanges, and Note 9 — Variable Interest Entities (VIEs) for further information.
(2) | Amount represents licenses received in the PCS license exchange. See Note 6 — Acquisitions, Divestitures and Exchanges for further information. Licenses disposed of in the exchange were previously removed from the License balance and reflected in Assets held for sale in the Consolidated Balance Sheet as of December 31, 2014.

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