Statement Of Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2018

Supplemental Cash Flow Information [Abstract]

Schedule of supplemental cash flow information

The following table provides supplemental cash flow information (in thousands): 

	Nine Months Ended September 30,
	2018		2017
Interest paid, net of interest capitalized	$	6,620	$	9,002
Income taxes paid	4,699		3,967