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Restructuring Related Balance Sheet Activity (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve - Beginning Balance | $ 29,581 |  |
Costs incurred and charged to expense | 49,090 | $ (7,263) | $ 49,482
Cash payments | (20,841) |  |
Non-cash items | 7,188 |  |
Effect of change in exchange rates | (2,672) |  |
Restructuring Reserve - Ending Balance | 47,970 | 29,581 |
Employee severance costs |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve - Beginning Balance | 26,533 |  |
Costs incurred and charged to expense | 39,943 |  |
Cash payments | (18,452) |  |
Non-cash items | 0 |  |
Effect of change in exchange rates | (2,656) |  |
Restructuring Reserve - Ending Balance | 45,368 | 26,533 |
Asset Impairment and Net (Gain) Loss on Sale or Disposal [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve - Beginning Balance | 0 |  |
Costs incurred and charged to expense | 7,188 |  |
Cash payments | 0 |  |
Non-cash items | 7,188 |  |
Effect of change in exchange rates | 0 |  |
Restructuring Reserve - Ending Balance | 0 | 0 |
Other restructuring costs |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve - Beginning Balance | 3,048 |  |
Costs incurred and charged to expense | 1,959 |  |
Cash payments | (2,389) |  |
Non-cash items | 0 |  |
Effect of change in exchange rates | (16) |  |
Restructuring Reserve - Ending Balance | $ 2,602 | $ 3,048 |

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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3536-108585 + Details
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.P.3) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140864-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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