Earnings Per Share - Additional Information (Detail) - USD ($) $ in Thousands, shares in Millions |
3 Months Ended | 6 Months Ended | ||||
---|---|---|---|---|---|---|
Jun. 30, 2020 |
Mar. 31, 2020 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
|
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] | ||||||
Shares repurchased | 0.8 | |||||
Shares repurchased at cost | $ 7,500 | $ 14,069 | $ 7,500 | |||
Performance Restricted Stock Units [Member] | ||||||
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] | ||||||
Mark-to-market adjustment | $ (300) | $ (500) | $ 1,900 | $ (1,400) |