v2.4.1.9
Segment and Geographic Information (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Segment Reporting [Line Items]    
Sales Revenue, Goods, Net, Total $ 52,043us-gaap_SalesRevenueGoodsNet $ 47,841us-gaap_SalesRevenueGoodsNet
Colombia    
Segment Reporting [Line Items]    
Sales Revenue, Goods, Net, Total 17,382us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= stpr_CO
20,955us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= stpr_CO
United States    
Segment Reporting [Line Items]    
Sales Revenue, Goods, Net, Total 31,678us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= country_US
21,867us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= country_US
Panama    
Segment Reporting [Line Items]    
Sales Revenue, Goods, Net, Total 1,468us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= stpr_PA
4,415us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= stpr_PA
Other    
Segment Reporting [Line Items]    
Sales Revenue, Goods, Net, Total $ 1,515us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= tgls_OthersMember
$ 604us-gaap_SalesRevenueGoodsNet
/ tgls_CountriesAxis
= tgls_OthersMember