Employee Stock Purchase Plan, Maximum Percentage of Compensation to Purchase Shares by Eligible Participants

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- Definition

Employee Stock Purchase Plan, Minimum Percentage of Common Stock Fair Value Defined to Purchase Shares by Eligible Participants

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Employee Stock Purchase Plan, Number of Exercise Periods

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Employee Stock Purchase Plan, Term of Exercise Period

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Employee Stock Purchase Plan, Term of Offering Period

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Fair Value of Shares Issued

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Term

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Share-based Compensation Arrangement by Share-based Payment Award, Value of Shares Authorized

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility, Market Capitalization

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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- Definition

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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- Definition

Threshold period of specified consecutive trading days within which common stock price to conversion price of convertible debt instrument must exceed threshold percentage for specified number of trading days to trigger conversion feature.

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- Definition

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

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- Definition

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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- Definition

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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- Definition

The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Number of shares authorized for issuance under share-based payment arrangement.

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Number of shares issued under share-based payment arrangement.

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- Definition

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

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Equity Compensation - Narrative (Details) $ in Millions	3 Months Ended		12 Months Ended
Equity Compensation - Narrative (Details) $ in Millions	Apr. 30, 2022 USD ($) tradingDay period shares	Apr. 30, 2021 USD ($)	Jan. 31, 2022 USD ($) tradingDay shares	Jan. 31, 2021 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Market capitalization \| $	$ 2,000
Award vesting period	1 year
Fair value of common stock issued related to business combination \| $	$ 10	$ 3
Consecutive trading days \| tradingDay	90		90
Allocated share-based compensation expense \| $	$ 155	116
Share-based compensation arrangement by share-based payment award, plan modification, description and terms	24 months
Share-based compensation arrangement by share-based payment award, plan modification \| $	$ 18
Expected dividend yield (in percentage)	0.00%
1998 Employee Qualified Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Percentage of compensation that eligible employees can use to purchase common stock, maximum	15.00%
Percentage of fair market value eligible employees can purchase common stock, minimum	85.00%
Number of exercise period \| period	4
Term of exercise period	6 months
Term of offering period	24 months
Upchain
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of common stock issued related to business combination \| $			$ 13
Business acquisition, equity interest issued or issuable, number of shares (in shares) \| shares			58,000
Fiscal 2022 Acquisitions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of common stock issued related to business combination \| $			$ 11
Business acquisition, equity interest issued or issuable, number of shares (in shares) \| shares			48,000
Fiscal 2023 Acquisitions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fair value of common stock issued related to business combination \| $	$ 5
Business acquisition, equity interest issued or issuable, number of shares (in shares) \| shares	22,000
Restricted Stock Units (RSUs) and Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards vested in period, fair value \| $	$ 214	149
Awards granted in period (in shares) \| shares	2,738,000
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted in period (in shares) \| shares	2,392,000
Share based compensation expense \| $	$ 117	90
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted in period (in shares) \| shares	231,000
Share based compensation expense \| $	$ 15	$ 12
Award vesting period	3 years
Expected dividend yield (in percentage)	0.00%	0.00%
Performance Stock Units \| Certain Employees
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Awards granted in period (in shares) \| shares	115,000
Performance Stock Units \| Share-based Compensation Award, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
PSU annual vesting percentage (in percentage)	33.33%
Performance Stock Units \| Share-based Compensation Award, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
PSU annual vesting percentage (in percentage)	33.33%
Performance Stock Units \| Share-based Compensation Award, Tranche Three
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
PSU annual vesting percentage (in percentage)	33.33%
Common stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Value of shares authorized \| $			$ 5
Shares issued in period (in shares) \| shares			8,300
Value of shares issued \| $			$ 3
Shares of common stock reserved for issuance (in shares) \| shares			11,000
Allocated share-based compensation expense \| $	$ 10	$ 3
Restricted Stock
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period			2 years
Restricted Stock \| Spacemaker
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period				3 years
Shares issued in period (in shares) \| shares				73,632
Restricted Stock \| Innovyze, Inc.
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued in period (in shares) \| shares			9,277
Restricted Stock \| Fiscal 2022 Acquisitions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares issued in period (in shares) \| shares			12,782
Restricted Stock \| Fiscal 2023 Acquisitions
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	2 years
Shares issued in period (in shares) \| shares	40,289