Commitments and Contingencies (Detail Textuals 1)	3 Months Ended		12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2013 Concentrations Of Credit Risk Accounts Receivable Customer	Dec. 31, 2012 Concentrations Of Credit Risk Accounts Receivable Customer	Mar. 31, 2013 Concentrations Of Credit Risk Accounts Receivable Customer One	Dec. 31, 2012 Concentrations Of Credit Risk Accounts Receivable Customer One	Mar. 31, 2013 Concentrations Of Credit Risk Accounts Receivable Customer Two	Dec. 31, 2012 Concentrations Of Credit Risk Accounts Receivable Customer Two	Mar. 31, 2013 Concentrations Of Credit Risk Accounts Receivable Customer Three	Dec. 31, 2012 Concentrations Of Credit Risk Accounts Receivable Customer Three	Mar. 31, 2013 Concentrations Of Credit Risk Accounts Receivable Customer Four	Dec. 31, 2012 Concentrations Of Credit Risk Accounts Receivable Customer Four	Mar. 31, 2013 Concentrations Of Credit Risk Accounts Receivable Customer Five	Mar. 31, 2013 Concentrations Of Credit Risk Sales Revenues Customer	Mar. 31, 2012 Concentrations Of Credit Risk Sales Revenues Customer	Mar. 31, 2013 Concentrations Of Credit Risk Sales Revenues Customer One	Mar. 31, 2012 Concentrations Of Credit Risk Sales Revenues Customer One	Mar. 31, 2013 Concentrations Of Credit Risk Sales Revenues Customer Two	Mar. 31, 2012 Concentrations Of Credit Risk Sales Revenues Customer Two
Concentration Risk [Line Items]
Number of customers		5	4										2	2
Percentage of concentration risk		88.60%	82.20%	31.70%	63.10%	24.10%	7.70%	16.90%	6.30%	8.70%	5.10%	7.20%	58.30%	58.70%	42.70%	48.10%	15.60%	10.60%
Product warranty	one to two-year