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Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net income	$ 7,543	$ 7,429
Other comprehensive (loss) income, net of tax:
Cumulative translation adjustments	(36)	(1,383)
Pension and postretirement medical liability adjustments	423	512
Other comprehensive (loss) income	387	(871)
Comprehensive income	$ 7,930	$ 6,558

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