The cash portion of consideration to be received for the disposal of assets and liabilities.

No definition available.

Name:	nbr_DisposalGroupCashToBeReceived
Namespace Prefix:	nbr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of consideration to be received for the disposal of assets and liabilities.

+ References

No definition available.

+ Details

Name:	nbr_DisposalGroupConsiderationToBeReceived
Namespace Prefix:	nbr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Tax amount attributable to gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

+ References

No definition available.

+ Details

Name:	nbr_DisposalGroupNotDiscontinuedOperationTaxEffectOfGainLossOnDisposal
Namespace Prefix:	nbr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The note receivable portion of consideration to be received for the disposal of assets and liabilities.

+ References

No definition available.

+ Details

Name:	nbr_DisposalGroupNoteReceivable
Namespace Prefix:	nbr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The cash inflow from repayment of a loan granted to the seller in a disposition of business transaction.

+ References

No definition available.

+ Details

Name:	nbr_ProceedsFromRepaymentOfSellerNote
Namespace Prefix:	nbr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-3

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482130/360-10-45-5

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 21
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476148/220-40-50-21

+ Details

Name:	us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal
Namespace Prefix:	us-gaap_
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/disclosureRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3A
-Subparagraph (b)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-3A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 360
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 3A
-Subparagraph (b)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-3A

+ Details

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

- Details

Name:	us-gaap_DisposalGroupClassificationAxis=us-gaap_DisposalGroupNotDiscontinuedOperationsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis=nbr_QuailToolsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Acquisitions and Dispositions - Quail Tools Disposition (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Oct. 09, 2025	Sep. 30, 2025	Sep. 30, 2025	Aug. 20, 2025
Acquisitions and Dispositions
Gain on disposal		$ 415,557	$ 415,557
Disposal group \| Quail Tools
Acquisitions and Dispositions
Contract price for sale				$ 600,000
Cash portion of contract price				375,000
Seller note portion of contract price				$ 250,000
Proceeds from repayment of seller note	$ 250,000
Gain on disposal		415,600	415,600
Tax effect of gain on sale of disposition		$ 101,100	$ 101,100