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- Definition

Offering Period, Employee Stock Purchase Plan

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Sale Of Stock, Offering Expenses

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Sale Of Stock, Underwriting Discounts And Commissions

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- Definition

Share Based Arrangement By Share Based Payment Award, Consecutive Trading Days Achieving Maximum Average Market Value

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Share Based Arrangement By Share Based Payment Award, Market Value Per Share Price Minimum Threshold

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Share Based Arrangement By Share Based Payment Award, Performance Period

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Share Based Arrangement By Share Based Payment Award, Stock Issued Based On Achieving Target Levels

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Share-Based Arrangement By Share Based Payment Award, Stock Issued Percent Of Target Level Of Achieving Average Market Value

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Share Based Arrangement By Share Based Payment Award, Stock Issued Percent Of Target Level Of Achieving Maximum Average Market Value, Target Level Of Award

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- Definition

Stock Repurchase Program, Increase Of Authorized Amount

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Stock Repurchased and Retired During Period, Percent Of Fixed Amount

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Face (par) amount of the original debt instrument that was repurchased.

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Amount of cost capitalized for award under share-based payment arrangement.

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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of cost to be recognized for nonvested award under share-based payment arrangement. Excludes share and unit options.

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The cash outflow to reacquire common stock during the period.

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Amount of cash inflow from issuance of shares under share-based payment arrangement. Excludes option exercised.

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The cash outflow from the repayment of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder.

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Cash received on stock transaction after deduction of issuance costs.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Gross number of share options (or share units) granted during the period.

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Percentage of vesting of award under share-based payment arrangement.

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Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Number of shares issued during the period as a result of an employee stock purchase plan.

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Amount of stock repurchase plan authorized.

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Amount remaining of a stock repurchase plan authorized.

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Number of shares that have been repurchased and retired during the period.

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Stockholders' Equity - Narrative (Details) $ / shares in Units, $ in Thousands			1 Months Ended						2 Months Ended	3 Months Ended	12 Months Ended
	Dec. 03, 2021 USD ($) transaction shares	Aug. 29, 2013	Mar. 31, 2024	Nov. 30, 2021 USD ($)	Mar. 31, 2021 USD ($) $ / shares shares	Feb. 28, 2021 USD ($) $ / shares shares	Mar. 31, 2020	Mar. 31, 2019	Feb. 22, 2022 shares	Feb. 22, 2022 $ / shares shares	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($) $ / shares shares	Dec. 31, 2019 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Purchase price											$ 300,000	$ 0	$ 20,000
Stock repurchase program, increase of authorized amount				$ 500,000
Stock repurchase program, authorized amount				$ 1,000,000
Repayments of convertible senior notes											300,762	$ 303,967	$ 0
Remaining under repurchase program											365,500
Capitalized share-based compensation expense											$ 2,600
Stock issued under ESPP (in shares) \| shares											167,890	173,992	201,581
Weighted average purchase price of shares purchased (in dollars per share) \| $ / shares											$ 40.35	$ 38.85	$ 25.55
Stock option awards (in shares) \| shares											0	0	0
Exercises in period, intrinsic value											$ 10,700	$ 53,500	$ 90,800
Public Offering
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares issued and sold (in shares) \| shares						10,974,600
Offering price per share (in dollars per share) \| $ / shares						$ 102.00
Proceeds from the offering						$ 1,091,500
Sale of stock, underwriting discounts and commissions						26,900
Sale of stock, offering expenses						$ 1,100
0.125 Percent Convertible Senior Notes Due 2025 \| Convertible Senior Notes
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchased principal amount											100,000
Repayments of convertible senior notes					$ 184,900						184,900
0.25% Convertible Senior Notes Due 2023 \| Convertible Senior Notes
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Repurchased principal amount											115,600	57,400
Repayments of convertible senior notes											115,600	$ 149,600
RSUs and PSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation costs related to restricted stock units											$ 273,000
Weighted average vesting period for recognition of compensation expense											2 years 7 months 6 days
Performance based restricted stock unit award granted to executive officers (in shares) \| shares											6,758,593
Performance based restricted stock unit award granted weighted average grant date fair value (in dollars per share) \| $ / shares											$ 47.95	$ 45.37	$ 37.56
Total fair value of awards vested											$ 232,000	$ 200,100	$ 222,300
Employee stock purchase plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected term											6 months	6 months	6 months
Proceeds from issuance of shares under ESPP											$ 6,800	$ 6,800	$ 5,100
Performance Shares, Market Based Conditions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Target level of award					100.00%
Consecutive trading days achieving maximum average market value					60 days
Share based arrangement by share based payment award, performance period					3 years
Vesting period of stock awards					4 years						4 years
Performance based restricted stock unit award granted to executive officers (in shares) \| shares					732,260
Performance based restricted stock unit award granted weighted average grant date fair value (in dollars per share) \| $ / shares					$ 68.55
Expected term											3 years
Performance Shares, Market Based Conditions \| Forecast
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, award vesting rights, percentage			50.00%
Performance Shares, Market Based Conditions \| Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based arrangement by share based payment award, market value per share price minimum threshold (in dollars per share) \| $ / shares					$ 123.81
Share based arrangement by share based payment award, stock issued based on achieving target levels (in shares) \| shares					244,086
Performance Shares, Market Based Conditions \| Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based arrangement by share based payment award, market value per share price minimum threshold (in dollars per share) \| $ / shares					$ 148.58
Share based arrangement by share based payment award, stock issued based on achieving target levels (in shares) \| shares					488,173
Performance Shares, Market Based Conditions \| Share-based Payment Arrangement, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share based arrangement by share based payment award, market value per share price minimum threshold (in dollars per share) \| $ / shares					$ 173.34
Share based arrangement by share based payment award, stock issued based on achieving target levels (in shares) \| shares					732,260
Performance Shares, Market Based Conditions \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock issued as percent of target level of achieving maximum average market value					50.00%
Performance Shares, Market Based Conditions \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock issued as percent of target level of achieving maximum average market value					150.00%
2013 Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Offering period (no more than 6 months)		6 months
March 2021 PSU Grants, 2013 Plan \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of stock awards					3 years
March 2020 PSU Grants \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based restricted stock unit award granted to executive officers (in shares) \| shares											278,644	460,976
A2020 Performance Period \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based restricted stock unit award granted weighted average grant date fair value (in dollars per share) \| $ / shares											$ 99.05	$ 39.21
March 2020 PSU Grants, 2013 Plan \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of stock awards							3 years
2013 Plan \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period of stock awards								3 years
March 2019 PSU Grants \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based restricted stock unit award granted to executive officers (in shares) \| shares													436,042
2019 Performance Period \| Performance-based restricted stock units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance based restricted stock unit award granted weighted average grant date fair value (in dollars per share) \| $ / shares													$ 40.42
Accelerated Share Repurchase Program
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of transactions \| transaction	2
Purchase price	$ 300,000										$ 300,000
Stock repurchased and retired during period, shares (in shares) \| shares	8,403,361
Stock repurchased and retired during period, percentage	80.00%
Accelerated Share Repurchase Program \| Subsequent Event
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock repurchased and retired during period, shares (in shares) \| shares									2,163,219	10,566,580
Stock repurchased and retired during the period, weighted-average price (in dollars per share) \| $ / shares										$ 28.3914