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Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2014
Commitments and Contingencies. |
Schedule of future minimum payments under the non-cancelable leases | Future minimum payments, by year and in the aggregate, under the non-cancelable leases with initial or remaining terms of one year or more, consisted of the following as of December 31, 2014:
|  | Operating Leases |
|  | (in millions) |
2015 |  | $ | 65.8 |
2016 |  |  | 52.7 |
2017 |  |  | 42.0 |
2018 |  |  | 33.4 |
2019 |  |  | 23.7 |
Thereafter |  |  | 32.4 |
​ | ​ | ​ | ​ | ​
|  | $ | 250.0 |
​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​

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- Definition Tabular disclosure of future minimum lease payments as of the date of the latest balance sheet presented, in aggregate and for each of the five years succeeding fiscal years under operating and capital leases. + References No definition available. + Details
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