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BUSINESS SEGMENTS (Details Narrative) (USD $) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Mar. 31, 2013 | Mar. 31, 2012 | Mar. 31, 2013 | Mar. 31, 2012
Business Segments Details Narrative |  |  |  |
Total inter-segment revenue | $ 257,000 | $ 65,000 | $ 65,500 | $ 418,000

X
- Details
Name: | TRT_BusinessSegmentsDetailsNarrativeAbstract
Namespace Prefix: | TRT_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Custom Element. + References No definition available. + Details
Name: | TRT_IntersegmentRevenue
Namespace Prefix: | TRT_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration