XML 79 R67.htm IDEA: XBRL DOCUMENT v3.21.2
STOCK-BASED COMPENSATION - Equity Compensation Plan - Additional Information (Details) - Stock Compensation Plan [Member]
9 Months Ended
Sep. 30, 2021
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Number of shares authorized (in shares) 10,500,000
Number of shares available for grant (in shares) 1,794,738
Compensation plan extended term description extended the term of the plan through 2024
Maximum [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expiration term (in years) 10 years