Convertible Preference Shares of Subsidiary (Details)			0 Months Ended					0 Months Ended			12 Months Ended		6 Months Ended					6 Months Ended						0 Months Ended		6 Months Ended		6 Months Ended		6 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2013 USD ($)	Dec. 31, 2012 USD ($)	Mar. 10, 2011 Private Placement [Member] Convertible Preferred Stock [Member] Series C Preferred Stock [Member] MTDC [Member] USD ($)	May 08, 2008 Private Placement [Member] MTDC [Member] USD ($)	Apr. 03, 2009 Private Placement [Member] Issuance Of Series BCPS To EEV And PMSB [Member] USD ($)	Jul. 01, 2009 Private Placement [Member] KMP [Member] USD ($)	Jun. 30, 2013 WGBM [Member] Convertible Preferred Stock [Member] Series B Preferred Stock [Member]	Mar. 10, 2011 WGBM [Member] Convertible Preferred Stock [Member] Series C Preferred Stock [Member] USD ($)	Dec. 14, 2010 WGBM [Member] Convertible Preferred Stock [Member] Series C Preferred Stock [Member] USD ($)	Jun. 30, 2013 WGBM [Member] Convertible Preferred Stock [Member] MYR	Dec. 31, 2010 Convertible Preferred Stock [Member] Series B Preferred Stock [Member] KMP [Member]	Dec. 31, 2010 Convertible Preferred Stock [Member] Series B Preferred Stock [Member] EEV [Member]	Jun. 30, 2013 Convertible Preferred Stock [Member] Series B Preferred Stock [Member] USD ($)	Jun. 30, 2012 Convertible Preferred Stock [Member] Series B Preferred Stock [Member] USD ($)	Dec. 31, 2012 Convertible Preferred Stock [Member] Series B Preferred Stock [Member] USD ($)	Dec. 31, 2011 Convertible Preferred Stock [Member] Series B Preferred Stock [Member] USD ($)	Dec. 09, 2011 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] MTDC [Member]	Jun. 30, 2013 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] USD ($)	Jun. 30, 2012 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] USD ($)	Dec. 31, 2012 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] USD ($)	Dec. 31, 2011 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] USD ($)	Dec. 09, 2011 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] Maximum [Member] USD ($)	Dec. 09, 2011 Convertible Preferred Stock [Member] Series A Preferred Stock [Member] Minimum [Member] USD ($)	Dec. 14, 2010 Convertible Preferred Stock [Member] Series C Preferred Stock [Member] MTDC [Member] USD ($)	Dec. 14, 2010 Convertible Preferred Stock [Member] Series C Preferred Stock [Member] Series C SSA [Member]	Jun. 30, 2013 Convertible Preferred Stock [Member] Rights Of The Holders Of Series A And BCPS [Member]	Dec. 31, 2011 Common Stock [Member] Convertible Preferred Stock [Member] Maximum [Member] USD ($)	Jun. 30, 2013 Common Stock [Member] MTDC [Member]	Aug. 01, 2010 Common Stock [Member] Rights Of The Holders Of Series A And BCPS [Member] USD ($)	Jun. 30, 2013 Common Stock [Member] PMSB [Member] USD ($)	Jun. 30, 2013 Common Stock [Member] USD ($)	Jun. 30, 2013 Common Stock [Member] Minimum [Member] USD ($)	Jun. 30, 2013 Convertible Preferred Stock [Member] USD ($)	Jun. 30, 2013 Rights Of The Holders Of Series A And BCPS [Member] USD ($)	Dec. 31, 2011 Rights Of The Holders Of Series A And BCPS [Member]	Aug. 01, 2010 Rights Of The Holders Of Series A And BCPS [Member] USD ($)
Convertible Preference Shares of Subsidiary (Details) [Line Items]
Sale of Stock, Price Per Share			$ 1.5462	$ 2.25	$ 2.25	$ 2.25																		$ 2.3193
Sale of Stock, Number of Shares Issued in Transaction (in Shares)			3,233,734								188,057	222,222												1,077,911	3,233,734
Share Price	$ 0.04												$ 0.04	$ 0.07				$ 0.04	$ 0.07								$ 2.25		$ 2.647	$ 0.040	$ 0.040					$ 2.25
Share Premium Percentage																										20.00%									8.00%
Number Of Trading Days																	10 days													10 days	10 days					10 days
Applicable Stock Price Calculation Percentage																	85.00%														85.00%					85.00%
Preferred Stock Conversion Rate									1																									3
Denominator For Conversion Of Preferred Stock (in Dollars)									$ 100																									$ 100
Shareholders' Equity, Fair Value Disclosure (in Dollars)													1,213,727	1,327,769	1,210,909	1,245,101		770,641	1,346,035	619,652	2,135,715
Increase (Decrease) in Derivative Liabilities (in Dollars)													2,818	82,668				150,989	(789,680)
Conversion of Stock, Shares Issuable (in Shares)																												27,209,779		29,411,765
Applicable Stock Price																						$ 1.55	$ 0.10									$ 0.10
Option Indexed to Issuer's Equity, Redeemable Stock, Redemption Requirements, Amount (in Dollars)	2,720,978
Proceeds from Issuance of Convertible Preferred Stock (in Dollars)								5,000,000																									8,842,256
Payments of Stock Issuance Costs (in Dollars)								$ 6,272																									$ 118,413
Preferred Stock, Shares Authorized (in Shares)	10,000,000	10,000,000								200,000,000
Preferred Stock, Par or Stated Value Per Share (in Ringgits per share)	$ 0.001	$ 0.001								0.01
Preferred Stock, Shares Issued (in Shares)	2,937,500	2,937,500					410,279			4,977,345