XML 42 R34.htm IDEA: XBRL DOCUMENT v3.24.1.1.u2

Organization and Basis of Presentation - Additional Information (Detail)	3 Months Ended
	Mar. 31, 2024 Country GeographicMarket
Basis Of Presentation And Organization [Abstract]
Number of geographical area covered | GeographicMarket	80
Number of countries distribution occur through vendors | Country	40

X

- Definition

Basis of presentation and organization.

+ References

No definition available.

+ Details

Name:	dnow_BasisOfPresentationAndOrganizationAbstract
Namespace Prefix:	dnow_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of geographic markets.

+ References

No definition available.

+ Details

Name:	dnow_NumberOfGeographicMarkets
Namespace Prefix:	dnow_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of vendor distributed countries.

+ References

No definition available.

+ Details

Name:	dnow_NumberOfVendorDistributedCountries
Namespace Prefix:	dnow_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration