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Defined Contribution Plan	12 Months Ended
Defined Contribution Plan	Dec. 31, 2014
PensionAndOtherPostretirementBenefitsDisclosureTextBlockAbstract
Defined Contribution Plan	DEFINED CONTRIBUTION PLAN We have a retirement savings plan available for all our U.S. employees who have met minimum length-of-service requirements. Our contributions are determined based upon amounts contributed by the employees with additional contributions made at the discretion of the Board of Directors. Costs related to this plan were $464, $728 and $455 in 2014, 2013 and 2012, respectively.

The entire disclosure for pension and other postretirement benefits.