XML 115 R98.htm IDEA: XBRL DOCUMENT v3.20.4
EARNINGS PER SHARE (AntiDilutive) (Detail) - shares
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount 0 0
Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount 0 0