Sale of Stock, Number Of CDIs Issued In Transaction

No definition available.

Name:	trc_SaleOfStockNumberOfCDIsIssuedInTransaction
Namespace Prefix:	trc_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares of equity interest issued or issuable by acquirer as part of consideration transferred in business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 41
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479303/805-10-55-41

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-8

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479581/805-30-50-2

Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479581/805-30-50-1

Reference 5: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 42
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479303/805-10-55-42

+ Details

Name:	us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share price of saleable stock paid or offered to be paid by acquirer in business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 40
-Name Accounting Standards Codification
-Section 55
-Paragraph 10
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479299/805-40-55-10

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479581/805-30-50-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (b)(4)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479581/805-30-50-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 8
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479328/805-10-50-8

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 42
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479303/805-10-55-42

+ Details

Name:	us-gaap_BusinessAcquisitionSharePrice
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- 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/2009/role/commonPracticeRef
-Topic 505
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481112/505-10-50-2

+ Details

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

- Definition

Cash received on stock transaction after deduction of issuance costs.

+ References

No definition available.

+ Details

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

- Definition

The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

+ References

No definition available.

+ Details

Name:	us-gaap_SaleOfStockPricePerShare
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:perShareItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_BusinessAcquisitionAxis=trc_FalconOilGasLtd.FalconCanadaMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=trc_PublicStockOfferingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=trc_InstitutionalEntitlementOfferMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=trc_AcceleratedNonRenounceableInstitutionalEntitlementOfferMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_SubsidiarySaleOfStockAxis=trc_RetailEntitlementOfferMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Stockholders’ Equity - Narrative, April 2026 - June 2026 (Details) $ / shares in Units, $ in Thousands, $ in Millions						1 Months Ended				3 Months Ended	12 Months Ended
	Jun. 25, 2026 $ / shares shares	Jun. 04, 2026 $ / shares shares	May 28, 2026 $ / shares shares	Oct. 27, 2025 $ / shares shares	Sep. 30, 2025 shares	May 31, 2026 USD ($) shares	May 31, 2026 AUD ($) shares	Apr. 30, 2026 USD ($) $ / shares shares	Apr. 30, 2026 AUD ($) shares	Jun. 30, 2026 USD ($) $ / shares	Jun. 30, 2026 USD ($) $ / shares shares	May 29, 2026 $ / shares	Jul. 28, 2025 $ / shares
Capital Unit [Line Items]
Sale of stock, number of shares issued in transaction (in shares)	6,667	9,584
Issue price (in USD per share) \| $ / shares	$ 21.73	$ 62.93								$ 62.93	$ 62.93		$ 19.75
Less: Transaction costs \| $								$ 119,000			$ 521,139
Falcon Acquisition
Capital Unit [Line Items]
Number of shares transferred (in shares)			6,537,503		6,537,503						6,537,503
Business combination, closing price (in USD per share) \| $ / shares			$ 34.34									$ 33.61
Public stock offering
Capital Unit [Line Items]
Sale of stock, number of shares issued in transaction (in shares)				2,673,111				3,400,093	3,400,093
Issue price (in USD per share) \| $ / shares				$ 21.00				$ 35.00
Institutional Entitlement Offer
Capital Unit [Line Items]
Sale of stock, number of shares issued in transaction (in shares)								1,013,110	1,013,110
Issue price (in USD per share) \| $ / shares								$ 35.00
Less: Transaction costs \| $								$ 35,400
Accelerated Non-renounceable Institutional Entitlement Offer
Capital Unit [Line Items]
Sale of stock, number of shares issued in transaction (in shares)								741,542	741,542
Less: Transaction costs								$ 26,000	$ 37.1
Number of CDIs issued in transaction (in shares)								148,308,400	148,308,400
Retail Entitlement Offer
Capital Unit [Line Items]
Sale of stock, number of shares issued in transaction (in shares)						496,875	496,875
Less: Transaction costs						$ 17,400	$ 24.8			$ 17,400
Number of CDIs issued in transaction (in shares)						99,375,000	99,375,000