Retirement Plans (Details 13) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Defined Benefit Plan Disclosure [Line Items]
Expected future benefit payments, year 1	$ 8,935
Expected future benefit payments, year 2	8,965
Expected future benefit payments, year 3	10,499
Expected future benefit payments, year 4	10,855
Expected future benefit payments, year 5	11,642
Expected future benefit payments, year 6-10	73,887
U. S. Pension Plans And U. S. Retiree Healthcare Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Expected future benefit payments, year 1	7,878
Expected future benefit payments, year 2	7,833
Expected future benefit payments, year 3	8,165
Expected future benefit payments, year 4	8,810
Expected future benefit payments, year 5	9,879
Expected future benefit payments, year 6-10	58,524
Non-U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Expected future benefit payments, year 1	1,057
Expected future benefit payments, year 2	1,132
Expected future benefit payments, year 3	2,334
Expected future benefit payments, year 4	2,045
Expected future benefit payments, year 5	1,763
Expected future benefit payments, year 6-10	$ 15,363

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Amount of benefits from a defined benefit plan expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (f)

-URI http://asc.fasb.org/extlink&oid=35743120&loc=d3e1928-114920

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Amount of benefits from a defined benefit plan expected to be paid in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of benefits from a defined benefit plan expected to be paid in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of benefits from a defined benefit plan expected to be paid in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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