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INVESTMENTS (Details Narrative) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Jun. 30, 2014
Cash offset Received $ 803TRT_CashOffsetReceived  
Net investment 1,606TRT_NetInvestment  
Agreement purchase price, non-monetary consideration 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 781us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand  
China RMB [Member]    
Cash offset Received 5,000TRT_CashOffsetReceived
/ us-gaap_RealEstatePropertiesAxis
= TRT_ChinaRMBMember
 
Net investment 10,000TRT_NetInvestment
/ 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
 
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 received 2,000us-gaap_NotesAndLoansReceivableGrossCurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JiangHuaiRMBMember
2,000us-gaap_NotesAndLoansReceivableGrossCurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JiangHuaiRMBMember
Jiang Huai USD [Member]
   
Cash payment received 326us-gaap_NotesAndLoansReceivableGrossCurrent
/ us-gaap_RealEstatePropertiesAxis
= TRT_JiangHuaiUSDMember
325us-gaap_NotesAndLoansReceivableGrossCurrent
/ 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
Interest receivable 5,900us-gaap_InterestReceivable
/ us-gaap_RealEstatePropertiesAxis
= TRT_JunZhouZhiYeMember
 
Unrecognized cash consideration 8,000TRT_UnrecognizedCashConsideration
/ 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