XML 44 R34.htm IDEA: XBRL DOCUMENT v3.25.3

Derivative Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2025

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Outstanding Foreign Currency Forward Contracts

Forward currency contracts consist of (in millions):

		Currency Denomination
		September 30,					December 31,
Currency		2025					2024
Colombian Peso		COP		50,194			COP		60,970
South Korean Won		KRW		26,071			KRW		45,130
Norwegian Krone		NOK		2,579			NOK		2,850
Japanese Yen		JPY		1,249			JPY		1,039
U.S. Dollar		USD		891			USD		1,031
Mexican Peso		MXN		177			MXN		405
Euro		EUR		124			EUR		95
Singapore Dollar		SGD		18			SGD		12
British Pound Sterling		GBP		5			GBP		—
Danish Krone		DKK		3			DKK		3
South African Rand		ZAR		—			ZAR		25
Canadian Dollar		CAD		—			CAD		1

Derivative Instruments and their Balance Sheet Classifications

The Company has the following fair values of its derivative instruments and their balance sheet classifications (in millions):

		Asset Derivatives										Liability Derivatives
				Fair Value										Fair Value
		Balance Sheet		September 30,				December 31,				Balance Sheet		September 30,				December 31,
		Location		2025				2024				Location		2025				2024
Derivatives designated as hedging instruments under ASC Topic 815
Foreign exchange contracts		Prepaid and other current assets		$	10			$	1			Accrued liabilities		$	2			$	13
Foreign exchange contracts		Other assets			—				—			Other liabilities			—				1
Designated total				$	10			$	1					$	2			$	14
Derivatives not designated as hedging instruments under ASC Topic 815
Foreign exchange contracts		Prepaid and other current assets		$	4			$	4			Accrued liabilities		$	4			$	11
Foreign exchange contracts		Other assets			—				—			Other liabilities			1				1
Non-designated total				$	4			$	4					$	5			$	12
Total				$	14			$	5					$	7			$	26

X

- Definition

Outstanding foreign currency forward contracts.

+ References

No definition available.

+ Details

Name:	nov_OutstandingForeignCurrencyForwardContractsTableTextBlock
Namespace Prefix:	nov_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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

X

- Definition

Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 182
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480401/815-10-55-182

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4E
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4E

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B

+ Details

Name:	us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:textBlockItemType
Balance Type:	na
Period Type:	duration