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Cash Flow, Supplemental Disclosures
9 Months Ended
Sep. 30, 2017
Supplemental Cash Flow Elements [Abstract]  
Cash Flow, Supplemental Disclosures
Supplemental disclosure of cash flow information: interest paid, net of amounts capitalized, totaled $3.2 million and $2.0 million during the first nine months of 2017 and 2016, respectively. Income taxes paid totaled $65,000 and $187,000 during the first nine months of 2017 and 2016, respectively.