Significant Risk Concentrations (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Significant Risk Concentrations (Additional Textual) [Abstract]
Total accounts receivable	$ 15,013,000		$ 15,013,000		$ 13,403,000
Significant Risk Concentrations (Textual) [Abstract]
Earnings under the rebate program	184,000	161,000	413,000	343,000
Expiration Date of OEM Distribution agreements for embedded operating systems			Dec. 31, 2012
Expiration Date One of OEM Distribution agreements for mobile operating systems			Dec. 31, 2012
Expiration Date of OEM Distribution agreements for mobile operating systems			Aug. 31, 2012
Expiration Date One of OEM Distribution agreements for embedded operating systems			Jun. 30, 2013
Total revenue [Member]
Significant Risk Concentrations (Additional Textual) [Abstract]
Number of customer account as major customer	0		0
Total accounts receivable [Member]
Significant Risk Concentrations (Additional Textual) [Abstract]
Number of receivable accounts as major receivable	0		0		0
Ford Motor Company [Member]
Significant Risk Concentrations (Additional Textual) [Abstract]
Total accounts receivable					1,600,000
Total accounts receivable, percent					12.00%
Total revenue		2,400,000		4,700,000
Total Revenue, Percent		10.00%		10.00%
Microsoft Corporation [Member]
Significant Risk Concentrations (Additional Textual) [Abstract]
Total accounts receivable	$ 1,900,000		$ 1,900,000
Total accounts receivable, percent	12.00%		12.00%