Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2020

Accumulated Other Comprehensive Loss [Abstract]

Schedule of Accumulated Other Comprehensive Loss, Net of Tax

Accumulated other comprehensive loss, net of tax, consisted of the following as of June 30, 2020 and December 31, 2019 (dollars in thousands):

	June 30, 2020		December 31, 2019
Unfunded benefit obligation for pensions and other postretirement benefit plans -    net of taxes of $2,614 and $2,727, respectively	$	9,834	$	10,259

Reclassification out of Accumulated Other Comprehensive Income

The following table details the reclassifications out of accumulated other comprehensive loss to net income by component for the three and six months ended June 30 (dollars in thousands).

	Amounts Reclassified from Accumulated Other Comprehensive Loss
	Three months ended June 30,						Six months ended June 30,
Details about Accumulated Other Comprehensive Loss Components	2020			2019			2020			2019			Affected Line Item in Statement of Income
Amortization of defined benefit pension items
Amortization of net prior service cost	$	(200	)	$	(200	)	$	(400	)	$	(400	)	(a)
Amortization of net loss		3,121			3,755			6,221			7,416		(a)
Adjustment due to effects of regulation		(2,642	)		(3,352	)		(5,283	)		(6,610	)	(a)
		279			203			538			406		Total before tax
		(59	)		(42	)		(113	)		(85	)	Tax expense
	$	220		$	161		$	425		$	321		Net of tax

(a) These accumulated other comprehensive loss components are included in the computation of net periodic pension cost (see Note 6 for additional details).