Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Additional Information (Detail)

v3.22.4
Stock-Based Compensation - Additional Information (Detail) - USD ($)
$ in Millions
Dec. 31, 2022
Jul. 16, 2021
Feb. 19, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation arrangement by share-based payment award, number of shares registered and available for grant 2,718,149    
Mr. Blome [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Expected benefit to earnings from recapture of non-cash stock compensation expense     $ 2.5
2017 Omnibus Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation arrangement by share-based payment award, number of shares registered and available for grant 3,112,568    
Number of common shares available for issue   4,299,904  
Calyxt, Inc. Equity Employee Inducement Incentive Plan [Member] | PSUs [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Share-based compensation arrangement by share-based payment award, number of shares registered and available for grant   600,000