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Supplemental Cash Flow Information (Tables)
9 Months Ended
Sep. 30, 2016
Supplemental Cash Flow Information [Abstract]  
Net Cash Paid For Interest and Income Taxes
Net cash paid for interest and income taxes was as follows for the nine-month periods ended September 30, 2016 and 2015 (in thousands):
 
Nine Months Ended 
 September 30,
 
2016
 
2015
Interest (1)
$
184,476

 
$
152,590

Income Taxes, Net of Refunds Received
$
(2,094
)
 
$
69,281

 
(1)
Net of capitalized interest of $25 million and $33 million for the nine months ended September 30, 2016 and 2015, respectively.