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Shareholders' Equity (Tables)
12 Months Ended
Dec. 31, 2021
Equity [Abstract]  
Schedule of Assumptions Used in the Weighted Average Fair Value of the Stock Options Granted
The weighted average fair value of the Company’s stock options granted during 2021, 2020 and 2019 were $14.94, $13.53 and $13.94, respectively, using the following assumptions:
202120202019
Expected term (in years)5.605.795.53
Expected volatility28.67 %29.02 %23.36 %
Expected dividend yield1.30 %1.29 %1.10 %
Risk-free interest rate1.37 %0.62 %1.80 %
Schedule of Stock-based Compensation Expense
The Company recognized stock-based compensation expense in its Consolidated Financial Statements in 2021, 2020 and 2019 as follows:
202120202019
Stock-based compensation expense$41,451 $27,014 $24,582 
Less: Deferred tax benefit(8,444)(5,182)(4,814)
Stock-based compensation expense, net of tax$33,007 $21,832 $19,768 
Schedule of Stock Option Plans
This table presents certain information relating to the Company’s stock option plans for 2021, 2020 and 2019:
Number of
Shares
Weighted
Average Price
Balance as of December 31, 201815,813,000 $41.84 
Granted2,480,000 64.04 
Exercised(2,243,000)25.27 
Expired or canceled(344,000)55.07 
Balance as of December 31, 201915,706,000 $47.43 
Granted4,529,000 56.54 
Exercised(1,563,000)28.83 
Expired or canceled(177,000)55.76 
Balance as of December 31, 202018,495,000 $51.15 
Granted3,323,000 60.48 
Exercised(1,719,000)29.73 
Expired or canceled(1,015,000)57.92 
Balance as of December 31, 202119,084,000 $54.35 
Exercisable as of December 31, 20218,638,000 $48.73 
Available for future grant as of December 31, 202112,978,000 
Schedule of Common Stock Buyback The following table provides the total number of shares repurchased and the related total costs in 2021, 2020 and 2019:
YearTotal Number of
Shares Repurchased
Total Cost
20216,747,000 $411,534 
20208,008,000 424,702 
20196,225,000 348,348