Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Additional Information (Detail)

v3.21.2
Earnings Per Share - Additional Information (Detail) - 4.50 % Convertible Senior Notes
$ / shares in Units, $ in Thousands
9 Months Ended
Sep. 30, 2021
USD ($)
d
$ / shares
shares
Dec. 31, 2020
$ / shares
Earnings Per Share Disclosure [Line Items]    
Interest rate 4.50%  
Common stock, strike price $ 18.65  
Debt instrument convertible conversion, percentage 130.00%  
Exercise price   $ 14.35
Common shares issued | shares 32,051  
Convertible senior note, if-converted value in excess of outstanding principal value | $ $ 180,842  
Debt Instrument, Convertible, Threshold Trading Days | d 30  
Minimum    
Earnings Per Share Disclosure [Line Items]    
Debt Instrument, Convertible, Threshold Trading Days | d 20  
Warrant    
Earnings Per Share Disclosure [Line Items]    
Common stock, strike price $ 22.08