Commitments and Contingencies (Schedule of Changes in Claims) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) claim	Dec. 31, 2020 USD ($) claim	Dec. 31, 2019 USD ($) claim
Loss Contingency Accrual [Roll Forward]
Closing Number of Claims	3,609
Asbestos Litigation
Loss Contingency Accrual [Roll Forward]
Opening Number of Claims	3,615	3,708	3,684
Claims Dismissed, Settled, or Resolved	32	152	51
New Claims	26	59	75
Closing Number of Claims	3,609	3,615	3,708
Amounts Paid (thousands) to Settle or Resolve | $	$ 93	$ 57	$ 25