Supplemental Cash Flow Information

9 Months Ended

Sep. 30, 2017

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

(15) SUPPLEMENTAL CASH FLOW INFORMATION

	Nine Months Ended September 30,
	2017		2016
	(in thousands)
Net cash provided from operating activities included:
Income taxes paid to (refunded from) taxing authorities	$	98	$	(101	)
Interest paid		136,863		134,583
Non-cash investing and financing activities included:
Increase in asset retirement costs capitalized		6,460		4,655
Increase in accrued capital expenditures		52,289		12,523