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Restructuring Related Balance Sheet Activity (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Restructuring Cost and Reserve [Line Items] |  |  |  |
Beginning balance, January 1, 2018 |  |  | $ 40,125 |
Costs charged to expense | $ 666 | $ (678) | 82,908 | $ 7,417
Cash (payments) receipts |  |  | (27,448) |
Net assets disposed and impaired |  |  | (900) |
Effect of change in exchange rates |  |  | (3,998) |
Ending balance, September 30, 2018 | 90,687 |  | 90,687 |
Accrued Employee Severance [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Beginning balance, January 1, 2018 |  |  | 37,654 |
Costs charged to expense |  |  | 79,011 |
Cash (payments) receipts |  |  | (23,302) |
Net assets disposed and impaired |  |  | 0 |
Effect of change in exchange rates |  |  | (3,996) |
Ending balance, September 30, 2018 | 89,367 |  | 89,367 |
Asset Impairment and Net (Gain) Loss on Sale or Disposal [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Beginning balance, January 1, 2018 |  |  | 0 |
Costs charged to expense |  |  | 568 |
Cash (payments) receipts |  |  | 332 |
Net assets disposed and impaired |  |  | (900) |
Effect of change in exchange rates |  |  | 0 |
Ending balance, September 30, 2018 | 0 |  | 0 |
Other Accrued Costs [Member] |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |
Beginning balance, January 1, 2018 |  |  | 2,471 |
Costs charged to expense |  |  | 3,329 |
Cash (payments) receipts |  |  | (4,478) |
Net assets disposed and impaired |  |  | 0 |
Effect of change in exchange rates |  |  | (2) |
Ending balance, September 30, 2018 | $ 1,320 |  | $ 1,320 |

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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/disclosureRef -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/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3367-108585 + Details
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