Leases	9 Months Ended
Sep. 30, 2015
Leases [Abstract]
Leases	Note 8. Leases The Company leases certain equipment under capital leases. The economic substance of these leases is that the Company is financing the acquisition of the equipment through the leases and accordingly, the equipment is recorded as an asset and the leases are recorded as liabilities. Operating lease commitments relate primarily to rental of vehicles, facilities and equipment under non-cancellable operating lease agreements which expire at various dates through the year 2019. Rent expense for operating leases was approximately $7.4 million and $2.4 million for the three months ended September 30, 2014 and 2015, respectively, and $21.6 million and $7.8 million for the nine months ended September 30, 2014 and 2015, respectively.

Leases

9 Months Ended

Sep. 30, 2015

Note 8. Leases

The Company leases certain equipment under capital leases. The economic substance of these leases is that the Company is financing the acquisition of the equipment through the leases and accordingly, the equipment is recorded as an asset and the leases are recorded as liabilities.

Operating lease commitments relate primarily to rental of vehicles, facilities and equipment under non-cancellable operating lease agreements which expire at various dates through the year 2019. Rent expense for operating leases was approximately $7.4 million and $2.4 million for the three months ended September 30, 2014 and 2015, respectively, and $21.6 million and $7.8 million for the nine months ended September 30, 2014 and 2015, respectively.