Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation Plans - Amendments to Restricted Stock and SARs - Additional Information (Detail)

v3.22.0.1
Stock-Based Compensation Plans - Amendments to Restricted Stock and SARs - Additional Information (Detail) - Deferred stock units [Member] - shares
Nov. 05, 2013
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
DSU settlement to common stock percentage 20.00%  
DSU settlement into actual stock issued term 5 years  
Employee termination age 67 years  
Percentage of shares of deferred stock units settled in the event of death or termination after reaching age 67 100.00%  
Share Based Compensation Arrangement By Share Based Payment Award Stock Appreciation Rights Offering Date Mar. 31, 2013  
2013 Omnibus Equity Incentive Plan [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Fully vested deferred stock units remaining outstanding   281,193