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Restructuring and Other Charges	9 Months Ended
Restructuring and Other Charges	Sep. 30, 2012
Restructuring and Other Charges [Abstract]
Restructruring and Other Charges [Text Block]	Restructuring and Other Charges There were no restructuring charges or other charges during the three and nine months ended September 30, 2012. During the nine months ended October 2, 2011, the Company incurred $1.6 million in restructuring costs for employee severance related to the reorganization into three specific business units: retail, commercial, and service provider. In addition, the Company incurred $0.5 million in transition services in connection with the acquisition of the CNS division of Westell Technologies, Inc. Refer to Note 3, Business Acquisitions for additional information regarding the CNS acquisition. The Company presents expenses related to restructuring and other charges as a separate line item in its unaudited condensed consolidated statements of operations.