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Consolidated Statements of Cash Flows Supplemental Disclosures (Net cash paid or received) (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | |
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Mar. 31, 2015
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Mar. 31, 2014
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| Supplemental Cash Flow Elements [Abstract] | ||
| Interest paid including capitalized interest | $ 3,382us-gaap_InterestPaidNet | $ 4,412us-gaap_InterestPaidNet |
| X | ||||||||||
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- Definition
The amount of cash paid for interest during the period net of cash paid for interest that is capitalized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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