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Restructuring (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014
Restructuring activities [Abstract]
Beginning balance	$ 1,301
Payments	(170)
Non-cash adjustment	(15)
Ending balance	1,116
Employee Termination Costs [Member]
Restructuring activities [Abstract]
Beginning balance	272
Payments	(138)
Non-cash adjustment	(14)
Ending balance	120
Contract Exit Costs [Member]
Restructuring activities [Abstract]
Beginning balance	1,029
Payments	(32)
Non-cash adjustment	(1)
Ending balance	$ 996

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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- Definition

Amount of cash paid in the period to fully or partially settle a specified, previously accrued type of restructuring cost.

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