Exercise of Public and Private warrants.

No definition available.

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Balance Type:	credit
Period Type:	duration

- Definition

Changes in fair value due to instrument specific credit risk.

+ References

No definition available.

+ Details

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Namespace Prefix:	thch_
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Balance Type:	credit
Period Type:	duration

- Definition

This element represents changes in fair value, excluding impact of instrument-specific credit risk during the period in relation to net assets and liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3).

+ References

No definition available.

+ Details

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

- Definition

This element represents foreign currency translation adjustment during the period in relation to net assets and liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3).

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents purchases which have taken place during the period in relation to net assets and liabilities measured at fair value on a recurring basis using unobservable inputs (Level 3).

+ References

No definition available.

+ Details

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Namespace Prefix:	thch_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Settlement of 1st, 2nd and 3rd tranches of ESA Agreement.

+ References

No definition available.

+ Details

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

- Definition

Settlement of Liability-settled share-based payment to employee.

+ References

No definition available.

+ Details

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

- Definition

Realized gain recognized in interest income.

+ References

No definition available.

+ Details

Name:	thch_RealizedGainRecognizedInInterestIncome
Namespace Prefix:	thch_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 101
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-101

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Name Accounting Standards Codification
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-3

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Paragraph 2
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Name Accounting Standards Codification
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Name Accounting Standards Codification
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-Paragraph 2
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-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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-Name Accounting Standards Codification
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
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-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

+ Details

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

- Definition

Amount of settlements of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-3

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

+ Details

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Balance Type:	debit
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- Details

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- Details

Name:	us-gaap_FairValueByLiabilityClassAxis=thch_LiabilitysettledSharebasedPaymentToNonemployeeMember
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- Details

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- Details

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- Details

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- Details

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Fair Value Measurement - Schedule of Reconciliation from the Opening Balances (Details) - CNY (¥)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Convertible Senior Note [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning	¥ 420,712,380	¥ 354,080,264	¥ 318,466,215
Additions
Changes in fair value, excluding impact of instrument-specific credit risk	44,764,043	58,280,908	4,493,605
Realized gain recognized in interest income
Changes in fair value due to instrument specific credit risk	1,494,507	2,116,740	1,520,393
Foreign currency translation adjustment	6,744,630	6,234,468	29,600,051
Exercise of Public and Private warrants
Settlement of Liability-settled share-based payment to employee
Settlement of 1st, 2nd and 3rd tranches of ESA Agreement
Balance at ending	473,715,560	420,712,380	354,080,264
Convertible Junior Note [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning
Additions	439,723,560
Changes in fair value, excluding impact of instrument-specific credit risk	21,110,267
Changes in fair value due to instrument specific credit risk
Foreign currency translation adjustment	4,013,404
Settlement of deferred contingent consideration
Balance at ending	464,847,231
Liability-settled share-based payment to non-employee [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning	2,833,080	4,039,468
Additions			11,519,334
Changes in fair value, excluding impact of instrument-specific credit risk	(1,277,140)	(1,386,708)	(7,390,032)
Realized gain recognized in interest income
Changes in fair value due to instrument specific credit risk
Foreign currency translation adjustment	25,508	180,320	(89,834)
Exercise of Public and Private warrants
Settlement of Liability-settled share-based payment to employee
Settlement of 1st, 2nd and 3rd tranches of ESA Agreement
Settlement of deferred contingent consideration
Balance at ending	1,581,448	2,833,080	4,039,468
Deferred contingent consideration [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning	94,199,910
Additions		65,968,319
Changes in fair value, excluding impact of instrument-specific credit risk	16,941,248	26,106,460
Realized gain recognized in interest income
Changes in fair value due to instrument specific credit risk
Foreign currency translation adjustment	602,346	2,125,131
Exercise of Public and Private warrants
Settlement of Liability-settled share-based payment to employee
Settlement of 1st, 2nd and 3rd tranches of ESA Agreement
Settlement of deferred contingent consideration	(111,743,504)
Balance at ending		94,199,910
Short-term investments [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning		372,375,701
Additions			370,242,173
Changes in fair value, excluding impact of instrument-specific credit risk		3,584,872	2,133,528
Realized gain recognized in interest income		(5,718,400)
Changes in fair value due to instrument specific credit risk
Foreign currency translation adjustment		(944,458)
Exercise of Public and Private warrants
Settlement of Liability-settled share-based payment to employee
Settlement of 1st, 2nd and 3rd tranches of ESA Agreement		(369,297,715)
Balance at ending			372,375,701
Warrant liabilities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning		19,083,004
Additions			65,418,439
Changes in fair value, excluding impact of instrument-specific credit risk		83,966,126	(45,903,468)
Realized gain recognized in interest income
Changes in fair value due to instrument specific credit risk
Foreign currency translation adjustment		2,882,251	(431,967)
Exercise of Public and Private warrants		(105,931,381)
Settlement of Liability-settled share-based payment to employee
Settlement of 1st, 2nd and 3rd tranches of ESA Agreement
Balance at ending			19,083,004
ESA derivative liabilities [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Balance at beginning		269,251,436
Additions			88,172,680
Changes in fair value, excluding impact of instrument-specific credit risk		(19,654,006)	186,598,308
Realized gain recognized in interest income
Changes in fair value due to instrument specific credit risk
Foreign currency translation adjustment		(126,498)	(5,519,552)
Exercise of Public and Private warrants
Settlement of Liability-settled share-based payment to employee
Settlement of 1st, 2nd and 3rd tranches of ESA Agreement		(249,470,932)
Balance at ending			¥ 269,251,436