Restructuring Charges (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Mar. 31, 2013	Jun. 30, 2013	Jun. 30, 2012
Restructuring and Related Activities, Description				the Company recorded a net restructuring charge of approximately $1.0 million from a restructuring plan that included a workforce reduction of approximately 64 positions primarily in the Companys Bangalore, India, New Delhi, India, Fremont, California, Shelton, Connecticut, and European locations.
Restructuring Charges	$ 700,000	$ 300,000	$ 919,000
Restructuring Charges Offset	$ 700,000