Share-Based Compensation - Additional Information (Detail)
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12 Months Ended |
|
Dec. 31, 2021
USD ($)
$ / shares
shares
|
Dec. 31, 2020
USD ($)
$ / shares
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Weighted average share price at the time of exercise of awards | $ / shares |
$ 95.33
|
$ 69.98
|
| Withholding tax liabilities |
$ 163,000,000
|
$ 115,000,000
|
| Stock incentive plan [member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Number of common shares available for grant |
10,027,352
|
11,106,551
|
| Maximum number of common shares available for grant |
69,150,969
|
|
| Stock Options [Member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Maximum term of option |
10 years
|
|
| TSRUs [Member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Weighted average fair value of options granted |
$ 96.62
|
$ 75.68
|
| PRSUs [Member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Weighted average fair value of options granted |
$ 89.16
|
$ 75.95
|
| Vesting period |
3 years
|
|
| PRSUs [Member] | Bottom of range [member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Percentage of options vested |
0.00%
|
|
| PRSUs [Member] | Top of range [member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Percentage of options vested |
200.00%
|
|
| Employee Stock Purchase Plan [member] |
|
|
| Disclosure Of Terms And Conditions Of Sharebased Payment Arrangement [Line Items] |
|
|
| Percentage of discount allowed for purchase of shares |
15.00%
|
|
| Maximum payroll deduction allowed |
$ 21,250
|
|
| Maximum shares to be purchased through plan | shares |
20,388,909
|
|