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Retirement Plans and Postretirement Medical Benefits (Estimated Amounts to be Amortized from AOCI into Net Periodic Benefit) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 USD ($)
Nonpension postretirement benefit plans |
Defined Benefit Plan Disclosure [Line Items] |
Net actuarial loss | $ 5,438
Prior service credit | 297
Total | 5,735
United States |
Defined Benefit Plan Disclosure [Line Items] |
Net actuarial loss | 26,824
Prior service credit | (60)
Transition asset | 0
Total | 26,764
Foreign |
Defined Benefit Plan Disclosure [Line Items] |
Net actuarial loss | 5,804
Prior service credit | (66)
Transition asset | (9)
Total | $ 5,729

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- Definition Amount included in accumulated other comprehensive income (AOCI) related to transition obligation (asset) expected to be recognized as components of net periodic benefit cost (credit) for the fiscal year that follows the most recent annual statement of financial position. + 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 (s) -URI http://asc.fasb.org/extlink&oid=58740216&loc=d3e1928-114920 + Details
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