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Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net income	$ 7,097	$ 5,634	$ 14,526	$ 11,120
Other comprehensive (loss) income, net of tax:
Cumulative translation adjustments	955	1,114	(422)	(1,247)
Pension and postretirement medical liability adjustments	1,857	2,012	2,363	3,591
Other comprehensive income	2,812	3,126	1,941	2,344
Comprehensive income	$ 9,909	$ 8,760	$ 16,467	$ 13,464

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