v2.4.1.9
Inventories, net (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Inventory [Line Items]    
Raw materials $ 24,432us-gaap_InventoryRawMaterials $ 22,421us-gaap_InventoryRawMaterials
Work in process 2,270us-gaap_InventoryWorkInProcess 2,136us-gaap_InventoryWorkInProcess
Finished goods 2,589us-gaap_InventoryFinishedGoods 2,158us-gaap_InventoryFinishedGoods
Stores and spares 2,288us-gaap_OtherInventoriesSpareParts 2,371us-gaap_OtherInventoriesSpareParts
Packing material 165tgls_InventoryPackingMaterialGross 171tgls_InventoryPackingMaterialGross
Inventory Gross 31,744us-gaap_InventoryGross 29,257us-gaap_InventoryGross
Less: inventory allowances (271)us-gaap_InventoryValuationReserves (292)us-gaap_InventoryValuationReserves
Inventory Net $ 31,473us-gaap_InventoryNet $ 28,965us-gaap_InventoryNet