Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
Foreign currency translation, tax	$ 403	$ (2,907)	$ 576	$ (3,074)
Net unrealized (loss) gain on cash flow hedges, tax	125	407	(562)	2,176
Net unrealized gain (loss) on investment securities, tax	(415)	(3,661)	612	(8,808)
Amortization of pension and postretirement costs, tax	$ 1,223	$ 1,870	$ 2,365	$ 4,331

Amount, after reclassification adjustment, of tax expense (benefit) for gain (loss) in value of unsold investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), attributable to parent.

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Amount, after reclassification, of tax expense (benefit) for gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness, attributable to parent.

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Amount of tax expense (benefit), after reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss) for gain (loss) of defined benefit plan.

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