Cash flow information (Tables)

9 Months Ended

Sep. 30, 2017

Supplemental Cash Flow Information [Abstract]

Supplemental cash flow information

Cash expenditures for interest and income taxes were as follows:

	Nine Months Ended
	September 30,
	2017		2016
	(In thousands)
Interest, net of amount capitalized and AFUDC - borrowed of $676 and $842 in 2017 and 2016, respectively	$	58,119	$	66,281
Income taxes paid, net*	$	46,430	$	73,771

* Income taxes paid (refunded), net of discontinued operations, were $1.4 million and $(144,000) for the nine months ended September 30, 2017 and 2016, respectively.

Noncash investing transactions were as follows:

	September 30,
	2017		2016
	(In thousands)
Property, plant and equipment additions in accounts payable	$	16,914	$	22,560