v3.26.3
Document and Entity Information
Sep. 25, 2026
Document And Entity Information [Line Items]  
Amendment Flag false
Entity Central Index Key 0001738827
Document Type 8-K
Document Period End Date Sep. 25, 2026
Entity Registrant Name KLX ENERGY SERVICES HOLDINGS, INC.
Entity Incorporation State Country Code DE
Entity File Number 001-38609
Entity Tax Identification Number 36-4904146
Entity Address, Address Line One 3040 Post Oak Boulevard
Entity Address, Address Line Two 15th Floor
Entity Address, City or Town Houston
Entity Address, State or Province TX
Entity Address, Postal Zip Code 77056
City Area Code (832)
Local Phone Number 844-1015
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, $0.01 Par Value
Trading Symbol KLXE
Security Exchange Name NASDAQ
Preferred Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Preferred Stock Purchase Rights
Security Exchange Name NASDAQ