v2.4.1.9
Warrant Liability (Details Textual)
0 Months Ended 1 Months Ended
Jun. 16, 2014
Dec. 20, 2013
Mar. 31, 2015
Warrant liability [Line Items]      
Warrants Issued Against Its Ordinary Shares   9,200,000tgls_WarrantsIssuedAgainstItsOrdinaryShares  
Warrants Exercised By Investors 102,570tgls_WarrantsExercisedByInvestors    
Class of Warrant or Right, Outstanding     9,097,430us-gaap_ClassOfWarrantOrRightOutstanding
Convertible Notes Payable [Member]      
Warrant liability [Line Items]      
Debt Conversion, Converted Instrument, Warrants or Options Issued   200,000us-gaap_DebtConversionConvertedInstrumentWarrantsOrOptionsIssued1
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_ConvertibleNotesPayableMember
 
IPO [Member]      
Warrant liability [Line Items]      
Warrants Issued Against Its Ordinary Shares   4,200,000tgls_WarrantsIssuedAgainstItsOrdinaryShares
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
 
Private Placement [Member]      
Warrant liability [Line Items]      
Warrants Issued Against Its Ordinary Shares   4,800,000tgls_WarrantsIssuedAgainstItsOrdinaryShares
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_PrivatePlacementMember