Cash flow information (Tables)

3 Months Ended

Mar. 31, 2017

Supplemental Cash Flow Information [Abstract]

Supplemental cash flow information

Cash expenditures for interest and income taxes were as follows:

	Three Months Ended
	March 31,
	2017			2016
	(In thousands)
Interest, net of amount capitalized and AFUDC - borrowed of $196 and $260 in 2017 and 2016, respectively	$	17,546		$	23,109
Income taxes refunded, net*	$	(2,762	)	$	(1,429	)

* Income taxes refunded, net of discontinued operations, were $(7.2) million and $(1.4) million for the three months ended March 31, 2017 and 2016, respectively.

Noncash investing transactions were as follows:

	March 31,
	2017		2016
	(In thousands)
Property, plant and equipment additions in accounts payable	$	5,212	$	23,277