Stockholders' Equity - Additional Information (Detail) - USD ($) |
3 Months Ended | ||||
---|---|---|---|---|---|
May 27, 2019 |
Mar. 31, 2020 |
Dec. 31, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
|
Stockholders Equity [Line Items] | |||||
Common stock, shares issued | 94,345,017 | 94,044,203 | |||
Treasury stock, shares | 16,260,248 | 15,790,463 | |||
Share Repurchase Program [Member] | |||||
Stockholders Equity [Line Items] | |||||
Share Repurchase Program, authorized amount | $ 250,000,000.0 | ||||
Stock Repurchase Program, number of shares repurchased | 5,615,874 | 469,785 | |||
Stock repurchases under Share Repurchase Program | $ 150,000,000.0 | $ 12,400,000 | |||
Share Repurchase Program, remaining authorized repurchase amount | $ 237,600,000 | ||||
Common Stock [Member] | |||||
Stockholders Equity [Line Items] | |||||
Common stock, shares issued | 94,345,017 | 94,044,203 | 93,748,617 | 93,400,929 | |
Number of unvested shares | 126,595 | ||||
Restricted Stock Units [Member] | |||||
Stockholders Equity [Line Items] | |||||
Number of unvested shares | 2,105,564 |