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Share-Based Compensation - Additional Information (Details) $ / shares in Units, $ in Millions		1 Months Ended		12 Months Ended				141 Months Ended	190 Months Ended
	Dec. 31, 2022	Feb. 28, 2022	Jan. 31, 2022	Dec. 31, 2023 USD ($) period quantitativeGoal $ / shares shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 USD ($) shares	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2015	Apr. 30, 2022 shares	Mar. 31, 2022 shares	Apr. 30, 2017 shares	Mar. 31, 2017 shares	Apr. 30, 2015 shares	Mar. 31, 2015 shares	Oct. 31, 2009 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Aggregate intrinsic value of options exercised under stock option plans				$ 476.0	$ 315.0	$ 613.0
Cash received from option exercises and employee stock purchase plans				192.0	146.0	201.0
Employee service share-based compensation, tax benefit from exercise of stock options				$ 109.0
Number of options vested and expected to vest | shares				9,600,000
Weighted average remaining contractual life of shares vested and expected to vest, years				4 years 7 months 6 days
Aggregate intrinsic value of shares vested and expected to vest				$ 1,580.0
Options vested and expected to vest, weighted-average exercise price per share | $ / shares				$ 173.14
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected to vest (in shares) | shares				4,500,000
Aggregate intrinsic value				$ 1,520.0
Vested in period, aggregate fair value				454.0	$ 536.0	$ 578.0
Total unrecognized compensation expense				$ 761.0
Weighted average period unrecognized compensation expenses are expected to be recognized, years				2 years 4 months 24 days
Restricted Stock Units (RSUs) | Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				25.00%
Award vesting period				4 years
Restricted Stock Units (RSUs) | Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				1 year
Annual Grant Options | February Grant | Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				12.50%
Award vesting period	6 months
Annual Grant Options | February Grant | Share-Based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				2.08%
Annual Grant Options | August Grant | Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				14.58%
Award vesting period				1 month
Annual Grant Options | August Grant | Share-Based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				2.08%
New Hire Options | Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				25.00%
New Hire Options | Share-Based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage				2.08%
New Hire Options | Employees | Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				1 year
New Hire Options | Director
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				1 year
PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period		3 years		3 years	3 years
Number of equally-weighted, quantitative goals | quantitativeGoal				3
Expected to vest (in shares) | shares				200,000
Aggregate intrinsic value				$ 70.0
Total unrecognized compensation expense				$ 38.0
Weighted average period unrecognized compensation expenses are expected to be recognized, years				1 year 9 months 18 days
PSUs | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of awards vested					0.00%
PSUs | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of awards vested					125.00%
Employee Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares were reserved for future issuance (shares) | shares				1,800,000
Employee stock purchase plan, shares issued | shares				500,000	400,000	500,000
Employee stock purchase plan, value of shares issued				$ 104.5	$ 87.9	$ 75.9
Total unrecognized compensation expense				$ 22.0
Weighted average period unrecognized compensation expenses are expected to be recognized, years				7 months 6 days
Nonvested Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total unrecognized compensation expense				$ 134.0
Weighted average period unrecognized compensation expenses are expected to be recognized, years				2 years 6 months
2010 Incentive Award Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, options, expiration term (in years)			7 years					10 years
Number of shares of common stock reserved for issuance (shares) | shares										110,350,000	103,350,000
Shares were reserved for future issuance (shares) | shares				20,600,000
2010 Incentive Award Plan | Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares were reserved for future issuance (shares) | shares				8,900,000
2010 Incentive Award Plan | Annual Grant Options | August Grant
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				3 years 6 months
2009 Employment Commencement Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, options, expiration term (in years)				10 years
Number of shares of common stock reserved for issuance (shares) | shares				0										13,095,000	10,395,000
2000 Non-Employee Directors' Stock Option Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation, options, expiration term (in years)				10 years
Number of shares of common stock reserved for issuance (shares) | shares				0												1,350,000
2000 Non-Employee Directors' Stock Option Plan | Annual Grant Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period							1 year
2000 Non-Employee Directors' Stock Option Plan | Initial Grant Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options granted initial vesting period, years							3 years
2000 Non-Employee Directors' Stock Option Plan | Initial Grant Options | Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage									33.33%
2000 Non-Employee Directors' Stock Option Plan | Initial Grant Options | Share-Based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percentage									2.78%
2000 Non-Employee Directors' Stock Option Plan | Initial Grant Options | Director | Share-Based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period							1 year
2000 Employee Stock Purchase Plan | Employee Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Minimum hours employed per week				20 hours
Minimum months employed per year				5 months
Maximum percentage of employees on stockholders to participate in ESPP				5.00%
Percentage of employee payroll deduction under the stock plan, maximum				15.00%
Duration for each offering period				24 months
Number of shorter purchase periods that each offering period is divided into | period				4
Duration of each shorter offering period				6 months
Discount on fair market value on the offering date				85.00%
Discount on fair market value on the purchase date				85.00%
Period of look-back that could cause offering period to reset				2 years
Share-based compensation arrangement by share-based payment award, number of shares available for grant | shares												22,770,945	18,270,945

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