Retirement Plans And Postretirement Benefits (Projected Future Postretirement Cash Flow By Year) (Details) $ in Thousands	Dec. 31, 2019 USD ($)
U.S.
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	$ 4,419
Expected employee contributions	0
2017	9,271
2018	9,240
2019	9,195
2020	9,145
2021	9,012
2024-2028	43,077
Foreign [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	737
Expected employee contributions	0
2017	884
2018	870
2019	905
2020	1,038
2021	2,340
2024-2028	9,168
Postemployment Retirement Benefit \| U.S.
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	723
Expected employee contributions	0
2017	723
2018	657
2019	596
2020	540
2021	492
2024-2028	1,984
Postemployment Retirement Benefit \| Foreign [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected employer contributions	893
Expected employee contributions	0
2017	893
2018	908
2019	904
2020	910
2021	924
2024-2028	$ 4,689

Defined benefit plan estimated future employee contributions in current fiscal year.

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+ References

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Amount of benefits for defined benefit plan expected to be paid in five fiscal years after fifth fiscal year following latest fiscal year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920

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Amount of benefits for defined benefit plan expected to be paid in next fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fifth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in fourth fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in third fiscal year following latest fiscal year.

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Amount of benefits for defined benefit plan expected to be paid in second fiscal year following latest fiscal year.

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- Definition

Amount of contributions expected to be received by defined benefit plan from employer in fiscal year. Excludes contributions paid by employer in current fiscal year.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e2709-114920

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