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Share-Based Compensation - Additional Information (Detail)
$ in Thousands
9 Months Ended
Sep. 30, 2020
USD ($)
Share-based Payment Arrangement [Abstract]  
Unrecognized compensation cost related to unvested share-based equity awards $ 82,100
Weighted average period of recognition of unvested share-based equity awards 1 year 2 months 19 days
Unrecognized compensation cost related to unvested share-based equity awards, stock options $ 16,900
Unrecognized compensation cost related to unvested share-based equity awards, restricted stock $ 65,200