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Earnout Share Liability (Restated) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2015 | Jun. 30, 2015
Balance | $ 30,968 | $ 29,061
Fair Value Adjustment | 2,519 | 7,672
Reclassification to Additional Paid-In Capital on release of 2014 Earnout shares |  | (5,765)
Balance | $ 33,487 | $ 30,968

X
- Definition Reflects the carrying value of earnout share liability as of balance sheet date. + References No definition available. + Details
Name: | tgls_EarnoutShareLiability
Namespace Prefix: | tgls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase (decrease) in the fair value of earnout share liability recognized in the income statement. + References No definition available. + Details
Name: | tgls_FairValueAdjustmentOfEarnoutShareLiability
Namespace Prefix: | tgls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Reclassification to additional paid-in capital of earnout share liability. + References No definition available. + Details
Name: | tgls_ReclassificationToAdditionalPaidinCapital
Namespace Prefix: | tgls_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration