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Significant Non-Cash Investing Activities
3 Months Ended
Mar. 31, 2017
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]  
Significant Non-Cash Investing and Financing Activities
SIGNIFICANT NON-CASH INVESTING AND FINANCING ACTIVITIES:
As of March 31, 2017 and 2016, the Company had outstanding receivables from outside parties for the funding of capital expenditures of $7.9 million and $13.7 million, respectively. At March 31, 2017 and 2016, the Company also had $10.7 million and $15.4 million, respectively, of purchases of property and equipment that were not paid and, accordingly, were accrued in accounts payable in the normal course of business.