v3.22.0.1
Employee Incentive Plans - Schedule of Restricted Stock Units, Vested and Expected to Vest (Detail)
 12 Months Ended
Dec. 31, 2021
$ / shares
shares
Future Service Required [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Beginning balance of restricted stock units outstanding | shares 3,991,348
Restricted stock units granted | shares 3,838,363
Restricted stock units forfeited | shares (567,318)
Restricted stock units delivered | shares 0
Restricted stock units vested | shares (3,219,319)
Ending balance of restricted stock units outstanding | shares 4,043,074
Beginning balance of restricted stock units outstanding, Weighted average grant-date fair value | $ / shares $ 207.23
Restricted stock units granted, Weighted average grant-date fair value | $ / shares 276.57
Restricted stock units forfeited, Weighted average grant-date fair value | $ / shares 231.77
Restricted stock units delivered, Weighted average grant-date fair value | $ / shares 0
Restricted stock units vested, Weighted average grant-date fair value | $ / shares 225.48
Ending balance of restricted stock units outstanding, Weighted average grant-date fair value | $ / shares $ 255.08
No Future Service Required [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Beginning balance of restricted stock units outstanding | shares 15,223,219
Restricted stock units granted | shares 6,033,314
Restricted stock units forfeited | shares (398,076)
Restricted stock units delivered | shares (8,144,080)
Restricted stock units vested | shares 3,219,319
Ending balance of restricted stock units outstanding | shares 15,933,696
Beginning balance of restricted stock units outstanding, Weighted average grant-date fair value | $ / shares $ 203.41
Restricted stock units granted, Weighted average grant-date fair value | $ / shares 256.93
Restricted stock units forfeited, Weighted average grant-date fair value | $ / shares 220.26
Restricted stock units delivered, Weighted average grant-date fair value | $ / shares 202.58
Restricted stock units vested, Weighted average grant-date fair value | $ / shares 225.48
Ending balance of restricted stock units outstanding, Weighted average grant-date fair value | $ / shares $ 228.14