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Cover - USD ($)
 12 Months Ended
Dec. 31, 2022
Feb. 16, 2023
Jun. 30, 2022
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2022    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 000-22427    
Entity Registrant Name HESKA CORPORATION    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 77-0192527    
Entity Address, Address Line One 3760 Rocky Mountain Avenue    
Entity Address, City or Town Loveland    
Entity Address, State or Province CO    
Entity Address, Postal Zip Code 80538    
City Area Code 970    
Local Phone Number 493-7272    
Title of 12(b) Security Common stock, $0.01 par value    
Trading Symbol HSKA    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 930,762,767
Entity Common Stock, Shares Outstanding   10,876,018  
Documents Incorporated by Reference
DOCUMENTS INCORPORATED BY REFERENCE
Items 10, 11, 12, 13 and 14 of Part III incorporate by reference information from the Registrant's definitive proxy statement to be filed with the Securities and Exchange Commission in connection with the solicitation of proxies for the Registrant's 2023 Annual Meeting of Stockholders to be held on or about May 3, 2023.
    
Entity Central Index Key 0001038133    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2022