Represents number of properties for operating lease.

No definition available.

Name:	trt_LeaseOperatingLeaseNumberOfProperties
Namespace Prefix:	trt_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

The monthly lease amount recognized as rental income during the period.

+ References

No definition available.

+ Details

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Namespace Prefix:	trt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Area of a real estate property.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-28

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 360
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482099/360-10-50-1

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of operating lease income from lease payments and variable lease payments paid and payable to lessor. Includes, but is not limited to, variable lease payments not included in measurement of lease receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479773/842-30-50-5

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 270
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482964/270-10-50-6A

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479016/842-30-45-3

+ Details

Name:	us-gaap_OperatingLeaseLeaseIncome
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow from the amount invested for projects in hopes of getting a future return or interest from it.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-13

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

No definition available.

+ Details

Name:	us-gaap_PurchaseObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Initial cost of land for entities with a substantial portion of business acquiring and holding investment real estate. Excludes real estate not held as an investment or interest.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 970
-SubTopic 360
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.12-28(Column C))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479438/970-360-S99-1

+ Details

Name:	us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_LeaseContractualTermAxis=trt_TTCQMember
Namespace Prefix:
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Balance Type:
Period Type:

- Details

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- Details

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Data Type:	na
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- Details

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Namespace Prefix:
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Note 7 - Investment Properties (Details Textual) ¥ in Thousands, $ in Thousands			3 Months Ended			6 Months Ended		12 Months Ended
	Feb. 01, 2023 USD ($)	Feb. 01, 2023 CNY (¥)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Sep. 30, 2022 USD ($)	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)	Jun. 30, 2010 USD ($)	Jun. 30, 2010 CNY (¥)	Dec. 31, 2023 CNY (¥)	Jun. 30, 2023 USD ($)	Jun. 30, 2023 CNY (¥)	Mar. 31, 2010 USD ($) m²	Mar. 31, 2010 CNY (¥) m²	Jun. 30, 2008 USD ($)	Jun. 30, 2008 CNY (¥)
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land			$ 894			$ 894				¥ 5,554	$ 894	¥ 5,554
TTCQ [Member]
Lease, Operating Lease, Number of Properties													2	2
Area of Real Estate Property \| m²													311.99	311.99
Purchase Obligation													$ 648	¥ 4,025
Mao Ye [Member]
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land															$ 894	¥ 5,554
Monthly Lease Revenue Amount	$ 2	¥ 14
Operating Lease, Lease Income			6	$ 2		12	$ 8
Depreciation			4	4		8	8
Jiang Huai [Member]
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land			580			580				3,600	580	3,600
Operating Lease, Lease Income			0	0		0	0
Depreciation			6	14	$ 7	12
Payments to Acquire Projects								$ 580	¥ 3,600
FuLi [Member]
SEC Schedule, 12-28, Real Estate Companies, Investment in Real Estate and Accumulated Depreciation, Initial Cost of Land			647			647				¥ 4,025	$ 648	¥ 4,025
Operating Lease, Lease Income			0	2		1	4
Depreciation			7	7		14	15
CHINA
Operating Lease, Lease Income			6	4		13	12
Depreciation			$ 17	$ 18		$ 34	$ 36