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Commitments and Contingencies Narrative (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Dec. 31, 2012
Loss Contingencies [Line Items]
Restructuring expenses	$ 398	$ 601	$ 799	$ 652
Restructuring reserve	174	396	174	396	194	53
Employee Severance [Member]
Loss Contingencies [Line Items]
Restructuring expenses	400	500	580	600
Facility Closing [Member]
Loss Contingencies [Line Items]
Restructuring expenses		$ 100	$ 219	$ 100

- 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+ Details