XML 45 R34.htm IDEA: XBRL DOCUMENT v3.21.1
STOCK-BASED COMPENSATION - Summary of Stock-Based Compensation Expense (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense $ 1,094 $ 461
Equity-settled Awards [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense 796 663
Cash-settled Awards [Member]    
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Stock-based compensation expense $ 298 $ (202)