Quarterly report pursuant to Section 13 or 15(d)

Fair Value Disclosures Related to Grants, Exercises and Vested Options (Detail)

v3.22.1
Fair Value Disclosures Related to Grants, Exercises and Vested Options (Detail) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Share-based Payment Arrangement [Abstract]    
Proceeds from stock options exercised $ 0 $ 0
Intrinsic value of stock options exercised [1] $ 0 $ 0
Weighted-average fair value of options granted during period $ 0 $ 26.75
Total fair value of stock options vested during the period $ 14 $ 21
[1] The intrinsic value of stock options exercised is the amount by which the market price of the stock on the date of exercise exceeded the exercise price of the options.