Pension and Postretirement Benefits - Payments and receipts reflecting expected future service (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Expected future service expected to be paid
Medicare Part D Subsidy Receipts, 2014	$ 254
Medicare Part D Subsidy Receipts, 2015	254
Medicare Part D Subsidy Receipts, 2016	253
Medicare Part D Subsidy Receipts, 2017	251
Medicare Part D Subsidy Receipts, 2018	247
Medicare Part D Subsidy Receipts, 2019-2023	1,169
Funded Plans
Expected future service expected to be paid
2014	853
2015	879
2016	830
2017	865
2018	857
2019-2023	4,668
Unfunded Pension Plans
Expected future service expected to be paid
2014	729
2015	716
2016	806
2017	827
2018	894
2019-2023	4,211
US Postretirement Benefit Plans
Expected future service expected to be paid
2014	1,739
2015	1,702
2016	1,691
2017	1,649
2018	1,609
2019-2023	7,330
Foreign Pension Plans \| Funded Plans
Expected future service expected to be paid
2014	365
2015	480
2016	485
2017	488
2018	512
2019-2023	3,226
Foreign Pension Plans \| Unfunded Pension Plans
Expected future service expected to be paid
2014	213
2015	213
2016	212
2017	212
2018	211
2019-2023	$ 1,051

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

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

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

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

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

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

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Amount of the prescription drug subsidy receipts to be received after the fifth fiscal year following the latest fiscal year.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 20

-Section 50

-Paragraph 1

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-Publisher FASB

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-Topic 715

-SubTopic 60

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Amount of the prescription drug subsidy receipts to be received in the next fiscal year following the latest fiscal year.

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Amount of the prescription drug subsidy receipts to be received in the fifth fiscal year following the latest fiscal year.

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Amount of the prescription drug subsidy receipts to be received in the fourth fiscal year following the latest fiscal year.

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Amount of the prescription drug subsidy receipts to be received in the third fiscal year following the latest fiscal year.

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Amount of the prescription drug subsidy receipts to be received in the second fiscal year following the latest fiscal year.

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