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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Mar. 31, 2018	Jun. 30, 2019	Jun. 30, 2018
Net earnings	$ (424)	$ 3,837	$ 6,961	$ 2,600	$ 3,413	$ 9,561
Defined benefit pension and other postretirement employee benefits:
Amortization of actuarial loss included in net periodic cost, net of tax of $475, $588, $917 and $1,205	1,334		1,644		2,573	3,372
Amortization of prior service credit included in net periodic cost, net of tax of $-, $(111), $- and $(221)	0		308		0	617
Other comprehensive income (loss), net of tax	1,334		1,336		2,573	2,755
Comprehensive income	$ 910		$ 8,297		$ 5,986	$ 12,316

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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