Components of Accumulated Other Comprehensive Loss (Tables)

3 Months Ended

Mar. 31, 2019

Equity [Abstract]

Changes in Accumulated Other Comprehensive Loss

Changes in amounts included in our accumulated other comprehensive loss (AOCL) by component on our Condensed Consolidated Balance Sheets, net of tax, are:

				Pension Plans						OPEB
(in thousands)	Gains and losses on cash flow hedges			Actuarial Loss			Prior Service Cost			Actuarial Loss			Prior Service Credit			Total
Balance at December 31, 2018	$	1,560		$	128,849		$	404		$	7,269		$	(8,651	)	$	129,431
Amounts arising during the period		8,594			—			—			—			—			8,594
Amounts reclassified from AOCL to earnings		(81	)		(2,536	)		(39	)		(227	)		1,636			(1,247	)
Net change		8,513			(2,536	)		(39	)		(227	)		1,636			7,347
Balance at March 31, 2019	$	10,073		$	126,313		$	365		$	7,042		$	(7,015	)	$	136,778