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STATEMENTS OF CASH FLOWS Table 2 (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Statement of Cash Flows [Abstract]    
Cash paid for interest, net of amount capitalized $ 112,796 $ 105,340
Cash paid for income taxes, net of tax refunds received $ 9,873 $ 8,987