Components of Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2019

Equity [Abstract]

Changes in Accumulated Other Comprehensive Loss

During 2019, 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		19,192			—			—			—			—			19,192
Amounts reclassified from AOCL to earnings		(262	)		(4,994	)		(78	)		(374	)		3,272			(2,436	)
Net change		18,930			(4,994	)		(78	)		(374	)		3,272			16,756
Balance at June 30, 2019	$	20,490		$	123,855		$	326		$	6,895		$	(5,379	)	$	146,187