Accumulated Other Comprehensive Income (Loss)

3 Months Ended

Mar. 31, 2016

Equity [Abstract]

Accumulated Other Comprehensive Income (Loss)

Accumulated Other Comprehensive Loss

Defined benefit pension and postretirement plan items, unrealized gains (losses) of our propane swap agreements, call options and natural gas futures contracts, designated as commodity contracts cash flow hedges, are the components of our accumulated comprehensive income (loss). The following tables present the changes in the balance of accumulated other comprehensive loss for the three months endedMarch 31, 2016 and 2015. All amounts are presented net of tax.

	Defined Benefit			Commodity
	Pension and			Contracts
	Postretirement			Cash Flow
	Plan Items			Hedges			Total
(in thousands)
As of December 31, 2015	$	(5,580	)	$	(260	)	$	(5,840	)
Other comprehensive loss before reclassifications	—			(283		)	(283		)
Amounts reclassified from accumulated other comprehensive loss	89			283			372
Net current-period other comprehensive income	89			—			89
As of March 31, 2016	$	(5,491	)	$	(260	)	$	(5,751	)

	Defined Benefit			Commodity
	Pension and			Contracts
	Postretirement			Cash Flow
	Plan Items			Hedges			Total
(in thousands)
As of December 31, 2014	$	(5,643	)	$	(33	)	$	(5,676	)
Other comprehensive loss before reclassifications	—			(7		)	(7		)
Amounts reclassified from accumulated other comprehensive loss	82			33			115
Net prior-period other comprehensive income	82			26			108
As of March 31, 2015	$	(5,561	)	$	(7	)	$	(5,568	)

The following table presents amounts reclassified out of accumulated other comprehensive loss for the three months endedMarch 31, 2016 and 2015. Deferred gains or losses for our commodity contracts cash flow hedges are recognized in earnings upon settlement.

	Three Months Ended
	March 31,
	2016			2015
(in thousands)
Amortization of defined benefit pension and postretirement plan items:
Prior service cost (1)	$	20		$	17
Net loss (1)	(168		)	(154		)
Total before income taxes	(148		)	(137		)
Income tax benefit	59			55
Net of tax	$	(89	)	$	(82	)
Gains and losses on commodity contracts cash flow hedges
Propane swap agreements (2)	$	(322	)	$	—
Call options (2)	—			(55		)
Natural gas futures (2)	(149		)	—
Total before income taxes	(471		)	(55		)
Income tax benefit	188			22
Net of tax	(283		)	(33		)
Total reclassifications for the period	$	(372	)	$	(115	)

⁽¹⁾ These amounts are included in the computation of net periodic costs (benefits). See Note 9, Employee Benefit Plans, for additional details.

⁽²⁾ These amounts are included in the effects of gains and losses from derivative instruments. See Note 12, Derivative Instruments, for additional details.

Amortization of defined benefit pension and postretirement plan items is included in operations expense, and gains and losses on propane swap agreements and call options are included in cost of sales in the accompanying condensed consolidated statements of income. The income tax benefit is included in income tax expense in the accompanying condensed consolidated statements of income.