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Software, net (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2016
Research and Development [Abstract] |
Schedule of Capitalized Computer Software | Software, net consisted of the following:
|  | As of December 31,
|  | 2016 |  | 2015
Software |  | $ | 924.8 |  |  | $ | 854.2 |
Accumulated amortization |  | (515.7 | ) |  | (368.3 | )
Software, net |  | $ | 409.1 |  |  | $ | 485.9 |
Schedule of Software Amortization Expense | The following reflects intangible amortization expense included within D&A:
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
Amortization expense | $ | 251.9 |  |  | $ | 245.5 |  |  | $ | 83.0 |
The following reflects amortization of software included within D&A:
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
Amortization expense | $ | 158.9 |  |  | $ | 174.4 |  |  | $ | 91.9 |

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