Retirement Benefit Plans (Assumptions Used in Accounting for Defined Benefit Plans) (Details)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Expected long-term rate of return on assets for pension benefit obligation	7.75%	7.75%	7.75%
Expected long-term rate of return on assets for net periodic benefit cost	7.75%	7.75%	8.25%
U.S. Pension Plan \| Minimum
Defined Benefit Plan Disclosure [Line Items]
Weighted average discount rates for pension benefit obligation	3.45%	4.00%	3.50%
Weighted average discount rates for net periodic benefit cost	4.00%	3.50%	4.30%
U.S. Pension Plan \| Maximum
Defined Benefit Plan Disclosure [Line Items]
Weighted average discount rates for pension benefit obligation	3.95%	4.75%	3.90%
Weighted average discount rates for net periodic benefit cost	4.75%	4.70%	4.55%
Non-U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Weighted average discount rates for pension benefit obligation	3.75%	4.50%	4.00%
Weighted average discount rates for net periodic benefit cost	4.50%	4.00%	4.25%
Expected long-term rate of return on assets for pension benefit obligation	5.75%	6.00%	6.00%
Expected long-term rate of return on assets for net periodic benefit cost	6.00%	6.00%	6.25%
Rate of increase in compensation levels	3.50%	3.50%	3.50%

Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Expected Long-term Return on Assets

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- Definition

The interest rate used to adjust for the time value of money for the plan.

+ 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 (k)(1)

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

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- Definition

The interest rate used to adjust for the time value of money.

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- Definition

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 30

-Glossary Expected Long-Term Rate of Return on Plan Assets

-URI http://asc.fasb.org/extlink&oid=6512013

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

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-Section 50

-Paragraph 1

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

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- Definition

Expected rate of compensation increases (for pay-related plans).

+ 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 (k)(2)

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

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