Components of Accumulated Other Comprehensive Loss

12 Months Ended

Dec. 31, 2017

Equity [Abstract]

Components of Accumulated Other Comprehensive Loss

NOTE 13. COMPONENTS OF ACCUMULATED OTHER COMPREHENSIVE LOSS

The following tables detail the changes in our accumulated other comprehensive loss (AOCL) on our Condensed Consolidated Balance Sheets for the years ended December 31, 2017 and 2016, net of tax.

(Dollars in thousands)	Gains and losses on cash flow hedge			Pension Plans			OPEB			Total
Balance at January 1, 2017	$	(701	)	$	120,627		$	(9,182	)	$	110,744
Amounts arising during the period		145			(11,005	)		(350	)		(11,210	)
Amounts reclassified from AOCL		(149	)		(9,011	)		4,477			(4,683	)
Net change		(4	)		(20,016	)		4,127			(15,893	)
Balance at December 31, 2017	$	(705	)	$	100,611		$	(5,055	)	$	94,851

(Dollars in thousands)	Gains and losses on cash flow hedge			Pension Plans			OPEB			Total
Balance at January 1, 2016	$	—		$	128,244		$	(13,741	)	$	114,503
Amounts arising during the period		(916	)		2,666			191			1,941
Amounts reclassified from AOCL		215			(10,283	)		4,368			(5,700	)
Net change		(701	)		(7,617	)		4,559			(3,759	)
Balance at December 31, 2016	$	(701	)	$	120,627		$	(9,182	)	$	110,744

Amounts in parenthesis indicate credits.

See Note 10: Derivative Instruments and Note 12: Pension and Other Postretirement Employee Benefits for additional information.