Derivative instruments (Tables)

9 Months Ended

Sep. 30, 2016

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of derivative instruments, gain (losses)

The gains and losses on derivative instruments were as follows:



	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2016		2015		2016		2015
	(In thousands)
Interest rate derivatives designated as cash flow hedges:
Amount of loss reclassified from accumulated other comprehensive loss into interest expense (effective portion), net of tax	$	92	$	100	$	275	$	299
Commodity derivatives not designated as hedging instruments:
Amount of gain (loss) recognized in discontinued operations, before tax	—		9,607		—		(9,702		)

Derivative instruments

The location and fair value of the gross amount of the Company's derivative instruments on the Consolidated Balance Sheets were as follows:



Asset Derivatives	Location on Consolidated Balance Sheets	Fair Value at September 30, 2015
		(In thousands)
Not designated as hedges:
Commodity derivatives	Current assets held for sale	$	8,633
Total asset derivatives		$	8,633

Offsetting assets master netting

The gross derivative instruments (excluding settlement receivables and payables that may be subject to the same master netting agreements) presented on the Consolidated Balance Sheets and the amount eligible for offset under the master netting agreements are presented in the following table:



September 30, 2015	Gross Amounts Recognized on the Consolidated Balance Sheets		Gross Amounts Not Offset on the Consolidated Balance Sheets		Net
	(In thousands)
Assets:
Commodity derivatives	$	8,633	$	—	$	8,633
Total assets	$	8,633	$	—	$	8,633