DEI Document	6 Months Ended
	Jun. 30, 2014	Aug. 01, 2014	Dec. 31, 2013
DEI [Abstract]
Common Stock, Shares, Issued			29,198,000
Entity Registrant Name	Radisys Corporation
Entity Central Index Key	0000873044
Current Fiscal Year End Date	--12-31
Entity Filer Category	Accelerated Filer
Document Type	10-Q
Document Period End Date	Jun. 30, 2014
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q2
Amendment Flag	false
Entity Common Stock, Shares Outstanding		36,247,405
Common Stock, Shares, Outstanding			29,198,000