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v3.19.1

Discontinued Operations (Details) - Tempo Business | May 01, 2017 USD ($) agreement | Jun. 30, 2017 USD ($)
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Dispositions |  |
Number of commercial agreements | agreement | 2 |
Discontinued Operations, Disposed of by Sale |  |
Dispositions |  |
Purchase price | $ 4,300,000,000 |
Cash and cash equivalents from discontinued operations |  | $ 0
Maximum | Discontinued Operations, Disposed of by Sale |  |
Dispositions |  |
Purchase price | 4,200,000,000 |
Deferred consideration | $ 500,000,000 |

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