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

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