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Stock-Based Compensation - Additional Information (Detail) - $ / shares |  | 4 Months Ended |
--- | --- | --- | ---
May 21, 2014 | Apr. 21, 2018 | Oct. 05, 2019
Stock Option |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Stock options exercised |  | 72,785 |
Stock options exercise price |  | $ 10.87 |
Options, Outstanding |  |  | 0
Omnibus Plan |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Additional awards that will be issued under the EPIP | 0 |  |
Awards granted, authorized amount | 8,000,000 |  |

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- Definition Number of additional shares authorized for issuance under share-based payment arrangement. + References No definition available. + Details
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