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Significant Non-Cash Investing Activities
9 Months Ended
Sep. 30, 2013
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]  
Significant Non-Cash Investing Activities
SIGNIFICANT NON-CASH INVESTING ACTIVITIES:
As of September 30, 2013 and 2012, the Company had outstanding receivables from outside parties for the funding of capital expenditures of $32.3 million and $23.2 million, respectively. At September 30, 2013 and 2012, the Company also had approximately $39.8 million and $20.5 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.