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Equity - Schedule of Ordinary Shares Issued Upon Outstanding Options (Detail)
shares in Thousands
12 Months Ended
Dec. 31, 2020
yr
$ / shares
shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 35,234
Weighted average exercise price $ 37.27
Weighted average remaining life Years | yr 5.07
Lower than $15.01 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 592
Weighted average exercise price $ 11.40
Weighted average remaining life Years | yr 6.84
Range of exercise prices, upper limit $ 15.01
$15.01 - $25.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 10,087
Weighted average exercise price $ 18.93
Weighted average remaining life Years | yr 7.12
Range of exercise prices, lower limit $ 15.01
Range of exercise prices, upper limit $ 25.00
$25.01 - $35.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 7,221
Weighted average exercise price $ 34.61
Weighted average remaining life Years | yr 6.16
Range of exercise prices, lower limit $ 25.01
Range of exercise prices, upper limit $ 35.00
$35.01 - $45.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 5,216
Weighted average exercise price $ 40.66
Weighted average remaining life Years | yr 1.46
Range of exercise prices, lower limit $ 35.01
Range of exercise prices, upper limit $ 45.00
$45.01 - $55.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 7,895
Weighted average exercise price $ 51.06
Weighted average remaining life Years | yr 4.10
Range of exercise prices, lower limit $ 45.01
Range of exercise prices, upper limit $ 55.00
$55.01 - $65.00 [Member]  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]  
Balance at end of period (in thousands) Number of shares | shares 4,223
Weighted average exercise price $ 59.26
Weighted average remaining life Years | yr 4.30
Range of exercise prices, lower limit $ 55.01
Range of exercise prices, upper limit $ 65.00