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INVESTMENTS (Details Narrative) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Jun. 30, 2014
Mar. 31, 2014
Cash offset Received     $ 803TRT_CashOffsetReceived
Agreement purchase price, non-monetary consideration   1,634TRT_AgreementPurchasePriceNonMonetaryConsideration 1,606TRT_AgreementPurchasePriceNonMonetaryConsideration
Agreement purchase price, cash consideration   1,307TRT_AgreementPurchasePriceCashConsideration  
Acquisition percentage     10.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
Investment reduced     22us-gaap_SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost
Carrying value of investment   783us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand 781us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand
China RMB [Member]      
Cash offset Received     5,000TRT_CashOffsetReceived
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
Agreement purchase price, non-monetary consideration     10,000TRT_AgreementPurchasePriceNonMonetaryConsideration
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
Agreement purchase price, cash consideration   8,000TRT_AgreementPurchasePriceCashConsideration
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
 
Net investment     5,000TRT_NetInvestment
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
Acquisition percentage     10.00%us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
Investment reduced     137us-gaap_SummaryOfInvestmentsOtherThanInvestmentsInRelatedPartiesCost
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
Carrying value of investment     4,863us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
Jiang Huai RMB [Member]      
Cash payment receivable 2,000us-gaap_LoansReceivableCommercialConstruction
/ us-gaap_RealEstatePropertiesAxis
= TRT_JiangHuaiRMBMember
   
Jiang Huai USD [Member]
     
Cash payment receivable 326us-gaap_LoansReceivableCommercialConstruction
/ us-gaap_RealEstatePropertiesAxis
= TRT_JiangHuaiUSDMember
   
Jun Zhou Zhi Ye RMB [Member]      
Loan receivable 5,000us-gaap_NotesAndLoansReceivableGrossNoncurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
5,000us-gaap_NotesAndLoansReceivableGrossNoncurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
5,000us-gaap_NotesAndLoansReceivableGrossNoncurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
Interest receivable     1,250us-gaap_InterestReceivable
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
Unrecognized cash consideration     8,000TRT_UnrecognizedCashConsideration
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
Unrecognized cash consideration converted to commercial property     5,900TRT_UnrecognizedCashConsiderationConvertedToCommercialProperty
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
Jun Zhou Zhi Ye U S D [Member]      
Loan receivable $ 814us-gaap_NotesAndLoansReceivableGrossNoncurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeUSDMember
$ 805us-gaap_NotesAndLoansReceivableGrossNoncurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeUSDMember