Restructuring Restructuring Related Balance Sheet Activity (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Restructuring Cost and Reserve [Line Items]
Beginning balance, January 1, 2015	$ 62,859us-gaap_RestructuringReserve
Costs incurred and charged to expense	(5,447)us-gaap_RestructuringCharges	5,524us-gaap_RestructuringCharges
Cash payments	(3,689)us-gaap_PaymentsForRestructuring
Non-cash items	(267)
Effect of change in exchange rates	(5,800)
Ending balance, March 31, 2015	47,656us-gaap_RestructuringReserve
Accrued Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance, January 1, 2015	59,333
Cash payments	(3,209)
Non-cash items	0
Effect of change in exchange rates	(5,702)
Ending balance, March 31, 2015	44,406
Asset Impairment and Net (Gain) Loss on Sale or Disposal [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance, January 1, 2015	0
Cash payments	0
Non-cash items	(267)
Effect of change in exchange rates	0
Ending balance, March 31, 2015	0
Other Accrued Costs [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance, January 1, 2015	3,526
Cash payments	(480)
Non-cash items	0
Effect of change in exchange rates	(98)
Ending balance, March 31, 2015	$ 3,250

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.

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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

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-SubTopic 10

-Section 45

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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan and expenses resulting from the write-down of assets. Excludes expenses related to a business combination, a discontinued operation or an asset retirement obligation.

+ References

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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Amount of foreign currency translation adjustment increasing or decreasing the accrual for a specified type of restructuring cost.

+ References

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

-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 5

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