Annual report pursuant to Section 13 and 15(d)

Cover Page

Cover Page - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Mar. 28, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 0-19687    
Entity Registrant Name Ascent Industries Co.    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 57-0426694    
Entity Address, Address Line One 1400 16th Street    
Entity Address, Address Line Two Suite 270,    
Entity Address, City or Town Oak Brook,    
Entity Address, State or Province IL    
Entity Address, Postal Zip Code 60523    
City Area Code (630)    
Local Phone Number 884-9181    
Title of 12(b) Security Common Stock, par value $1.00 per share    
Trading Symbol ACNT    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Document Financial Statement Error Correction false    
Entity Shell Company false    
Entity Public Float     $ 62.5
Entity Common Stock, Shares Outstanding   10,124,781  
Documents Incorporated by Reference
Documents Incorporated By Reference
Portions of the Proxy Statement for the 2024 annual shareholders' meeting are incorporated by reference into Part III of this Form 10-K.
Entity Central Index Key 0000095953    
Document Fiscal Year Focus 2023    
Document Fiscal Period Focus FY    
Amendment Flag false