Comprehensive income (loss) (Tables)

9 Months Ended

Sep. 30, 2015

Equity [Abstract]

Comprehensive income (loss)

The after-tax changes in the components of accumulated other comprehensive loss were as follows:

Three Months Ended September 30, 2015	Net Unrealized Gain (Loss) on Derivative  Instruments  Qualifying as Hedges			Postretirement  Liability Adjustment			Foreign Currency Translation Adjustment			Net Unrealized Gain (Loss) on Available-for-sale Investments			Total Accumulated  Other Comprehensive  Loss
	(In thousands)
Balance at beginning of period	$	(2,872	)	$	(37,259	)	$	(130	)	$	15		$	(40,246	)
Other comprehensive loss before reclassifications	—			—			(73		)	(35		)	(108		)
Amounts reclassified from accumulated other comprehensive loss	100			382			—			28			510
Net current-period other comprehensive income (loss)	100			382			(73		)	(7		)	402
Balance at end of period	$	(2,772	)	$	(36,877	)	$	(203	)	$	8		$	(39,844	)

Three Months Ended September 30, 2014	Net Unrealized Gain (Loss) on Derivative  Instruments  Qualifying as Hedges			Postretirement  Liability Adjustment			Foreign Currency Translation Adjustment			Net Unrealized Gain (Loss) on Available-for-sale Investments			Total Accumulated  Other Comprehensive  Loss
	(In thousands)
Balance at beginning of period	$	(3,408	)	$	(33,287	)	$	(579	)	$	76		$	(37,198	)
Other comprehensive loss before reclassifications	—			—			(146		)	(62		)	(208		)
Amounts reclassified from accumulated other comprehensive loss	82			261			—			31			374
Net current-period other comprehensive income (loss)	82			261			(146		)	(31		)	166
Balance at end of period	$	(3,326	)	$	(33,026	)	$	(725	)	$	45		$	(37,032	)

Nine Months Ended September 30, 2015	Net Unrealized Gain (Loss) on Derivative  Instruments  Qualifying as Hedges			Postretirement  Liability Adjustment			Foreign Currency Translation Adjustment			Net Unrealized Gain (Loss) on Available-for-sale Investments			Total Accumulated  Other Comprehensive  Loss
	(In thousands)
Balance at beginning of period	$	(3,071	)	$	(38,218	)	$	(829	)	$	15		$	(42,103	)
Other comprehensive loss before reclassifications	—			—			(176		)	(105		)	(281		)
Amounts reclassified from accumulated other comprehensive loss	299			1,341			802			98			2,540
Net current-period other comprehensive income (loss)	299			1,341			626			(7		)	2,259
Balance at end of period	$	(2,772	)	$	(36,877	)	$	(203	)	$	8		$	(39,844	)

Nine Months Ended September 30, 2014	Net Unrealized Gain (Loss) on Derivative  Instruments  Qualifying as Hedges			Postretirement  Liability Adjustment			Foreign Currency Translation Adjustment			Net Unrealized Gain (Loss) on Available-for-sale Investments			Total Accumulated  Other Comprehensive  Loss
	(In thousands)
Balance at beginning of period	$	(3,765	)	$	(33,807	)	$	(667	)	$	34		$	(38,205	)
Other comprehensive loss before reclassifications	—			—			(58		)	(89		)	(147		)
Amounts reclassified from accumulated other comprehensive loss	439			781			—			100			1,320
Net current-period other comprehensive income (loss)	439			781			(58		)	11			1,173
Balance at end of period	$	(3,326	)	$	(33,026	)	$	(725	)	$	45		$	(37,032	)

Reclassification out of accumulated other comprehensive income

Reclassifications out of accumulated other comprehensive loss were as follows:

	Three Months Ended						Nine Months Ended						Location on Consolidated Statements of Income
	September 30,						September 30,
	2015			2014			2015			2014
	(In thousands)
Reclassification adjustment for loss on derivative instruments included in net income (loss):
Interest rate derivative instruments	$	(160	)	$	(160	)	$	(480	)	$	(480	)	Interest expense
	60			60			181			181			Income taxes
	(100		)	(100		)	(299		)	(299		)
Commodity derivative instruments, net of tax	—			18			—			(140		)	Income (loss) from discontinued operations, net of tax
	(100		)	(82		)	(299		)	(439		)
Amortization of postretirement liability losses included in net periodic benefit cost (credit)	(615		)	(420		)	(2,222		)	(1,258		)	(a)
	233			159			881			477			Income taxes
	(382		)	(261		)	(1,341		)	(781		)
Reclassification adjustment for loss on foreign currency translation adjustment included in net income (loss)	—			—			(1,293		)	—			Other income
	—			—			491			—			Income taxes
	—			—			(802		)	—
Reclassification adjustment for loss on available-for-sale investments included in net income (loss)	(43		)	(47		)	(151		)	(154		)	Other income
	15			16			53			54			Income taxes
	(28		)	(31		)	(98		)	(100		)
Total reclassifications	$	(510	)	$	(374	)	$	(2,540	)	$	(1,320	)

(a) Included in net periodic benefit cost (credit). For more information, see Note 16.