Quarterly report pursuant to Section 13 or 15(d)

Earnings per Share - Additional Information (Detail)

v3.20.2
Earnings per Share - Additional Information (Detail) - shares
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Stock option awards        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Antidilutive securities excluded from computation of diluted EPS (shares) 0 0 0 0