Management Actions (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012
Severance and Related Costs - Q4 2013 Action
Reconciliation of restructuring liability
Restructuring action	$ 1,577
Balance, end of period	1,577
Severance and Related Costs - Q1 2013 Action
Reconciliation of restructuring liability
Restructuring action	1,440
Cash payments	(1,110)
Foreign currency adjustments	17
Balance, end of period	347
Severence and Related Costs - 2012 Action
Reconciliation of restructuring liability
Balance, beginning of period	373
Restructuring action		760
Cash payments	(328)	(414)
Foreign currency adjustments	(27)	27
Change in estimate	(18)
Balance, end of period	$ 0	$ 373

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.

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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.

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Amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability for a specified type of restructuring cost, excluding adjustments for costs incurred during the period, costs settled during the period, and foreign currency translation adjustments.

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

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