Pension, Postretirement, and Other Benefit Plans (Schedule of Plan Assets) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Pension plans
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets, beginning of year	$ 74,929	$ 225,327
Actual return on plan assets, net of expenses	6,285	(57,868)
Employer contributions	3,629	15,071
Plan participants' contributions	281	132
Benefits paid	(6,388)	(7,946)
Acquisitions	30,941	0
Settlements	0	(90,568)
Other	(832)	0
Foreign currency changes	3,843	(9,219)
Fair value of plan assets, end of year	112,688	74,929
Other postretirement benefits
Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward]
Fair value of plan assets, beginning of year	0	0
Actual return on plan assets, net of expenses	0	0
Employer contributions	2,795	3,234
Plan participants' contributions	0	0
Benefits paid	(2,795)	(3,234)
Acquisitions	0	0
Settlements	0	0
Other	0	0
Foreign currency changes	0	0
Fair value of plan assets, end of year	$ 0	$ 0