CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Statement of Comprehensive Income [Abstract]
Net (loss) income	$ (385,627)	$ 36,940	$ (1,351)
Other comprehensive (loss) income, net of tax:
Foreign currency translations, net of tax of $(741), $(3,942) and $(767), respectively	25,279	(71,344)	(34,168)
Net (loss) gain on cash flow hedges, net of tax of $(1,847), $2,900 and $1,738, respectively	(5,541)	8,700	5,214
Net unrealized gain (loss) on available for sale securities, net of tax of $1,878, $(10,424) and $(2,217), respectively	5,977	(33,191)	(6,651)
Adjustments to pension and postretirement plans, net of tax of $(18,875), $4,312 and $17,986, respectively	(55,128)	9,297	54,618
Amortization of pension and postretirement costs, net of tax of $4,461, $9,315 and $12,755, respectively	13,732	31,286	39,806
Other comprehensive (loss) income, net of tax	(15,681)	(55,252)	58,819
Comprehensive (loss) income	$ (401,308)	$ (18,312)	$ 57,468