v2.4.1.9
Warrant Liability (Details 1) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Warrant liability [Line Items]  
Balance - December 31, 2014 $ 19,991tgls_WarrantLiabilityNonCurrent
Fair value adjustment (5,078)us-gaap_FairValueAdjustmentOfWarrants
Balance - March 31, 2015 $ 14,913tgls_WarrantLiabilityNonCurrent