Pensions and Other Postretirement Benefits (Accrued Pension and Other Postretirement Costs) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Liability, defined benefit plan, noncurrent	$ (7,777)	$ (12,253)
Pension Plans | United States
Defined Benefit Plan Disclosure [Line Items]
Assets, defined benefit plan	0	0
Liability, defined benefit plan, current	(137)	(107)
Liability, defined benefit plan, noncurrent	(1,913)	(2,519)
Accumulated other comprehensive gain	137	693
Amounts recognized in consolidated balance sheets	(1,913)	(1,933)
Pension Plans | Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Assets, defined benefit plan	3,301	0
Liability, defined benefit plan, current	(179)	(375)
Liability, defined benefit plan, noncurrent	(2,727)	(6,065)
Accumulated other comprehensive gain	577	6,764
Amounts recognized in consolidated balance sheets	972	324
OPEB Plans
Defined Benefit Plan Disclosure [Line Items]
Liability, defined benefit plan, current	(189)	(227)
Liability, defined benefit plan, noncurrent	(2,197)	(2,658)
Accumulated other comprehensive gain	(484)	(28)
Amounts recognized in consolidated balance sheets	$ (2,870)	$ (2,913)