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Legal Proceedings	12 Months Ended
Legal Proceedings	Dec. 31, 2011
Legal Proceedings [Abstract]
Legal Matters and Contingencies [Text Block]	Legal Proceedings In the normal course of business, the Company becomes involved in litigation. As of December 31, 2011, in the opinion of management, Radisys had no pending litigation that would have a material effect on the Company’s financial position, results of operations or cash flows.