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Document and Entity Information
Mar. 02, 2022
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Mar. 02, 2022
Entity Registrant Name ENPRO INDUSTRIES, INC
Entity Incorporation, State or Country Code NC
Entity File Number 001-31225
Entity Tax Identification Number 01-0573945
Entity Address, Address Line One 5605 Carnegie Boulevard
Entity Address, Address Line Two Suite 500
Entity Address, City or Town Charlotte
Entity Address, State or Province NC
Entity Address, Postal Zip Code 28209
City Area Code 704
Local Phone Number 731-1500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Central Index Key 0001164863
Title of 12(b) Security Common Stock, $0.01 par value
Trading Symbol NPO
Security Exchange Name NYSE