XML 87 R53.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Stock Based Compensation - Schedule of Nonvested Restricted Stock Units and Performance Stock Units Activity and Weighted Average Grant Date Fair Value (Detail)
12 Months Ended
Dec. 31, 2023
$ / shares
shares
Shares  
Unvested shares, beginning balance (in shares) 21,337
Unvested shares, ending balance (in shares) 5,998
Restricted Stock Units and Performance Stock Unit  
Shares  
Unvested shares, beginning balance (in shares) 21,337
Stock options granted (in shares) 1,805
Vested (in shares) (8,625)
Forfeited (in shares) (8,519)
Unvested shares, ending balance (in shares) 5,998
Weighted- Average Grant Date Fair Value  
Weighted average grant-date fair value of options beginning balance (in USD per share) | $ / shares $ 220.40
Weighted-average grant date fair value of employee option grants (in USD per share) | $ / shares 67.80
Weighted average grant-date fair value of options vested (in USD per share) | $ / shares 176.10
Weighted average grant-date fair value of options forfeited (in USD per share) | $ / shares 236.55
Weighted average grant-date fair value of options ending balance (in USD per share) | $ / shares $ 215.24