Employee share based compensation expense (benefit)

No definition available.

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- Definition

Performance-based restricted stock units granted during the period.

+ References

No definition available.

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- Definition

Share-Based Compensation Arrangement by Share-Based Payment Award, Closing Price of Stock, Percent

+ References

No definition available.

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- Definition

Share-based compensation arrangement by share-based payment award aggregate grant date fair value.

+ References

No definition available.

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- Definition

Amount of cash outflow for realized tax benefit related to deductible compensation cost reported on the entity's tax return for equity instruments in excess of the compensation cost for those instruments recognized for financial reporting purposes.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 20
-Section 55
-Paragraph 24
-URI http://asc.fasb.org/extlink&oid=120383193&loc=d3e11374-113907

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

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).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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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.

+ References

No definition available.

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- Definition

Net number of non-option equity instruments granted to participants.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(1)
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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (d)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

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

+ References

No definition available.

+ Details

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 10
-Section 50
-Paragraph 2
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Share-Based Compensation - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	Feb. 28, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock units expected to vest (in shares)		1,100,000
Option exercises in period, total intrinsic value		$ 0	$ 0	$ 1
Granted, weighted-average grant date fair value (per share)		$ 21	$ 17	$ 29
Fair value of vested awards		$ 23	$ 18	$ 32
Employee service share based compensation expense (benefit)			5
Excess tax benefits related to stock-based compensation		$ 8	14	$ 6
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
Share-based awards contractual term, years		10 years
Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Non-option equity instruments, granted (in shares)	45,724
Performance-Based Restricted Stock Units (RSU)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
Compensation expense, net benefit			$ 5
Share-based awards vesting terms			125.00%
Share based compensation arrangement by share based payment award performance share unit award number (in shares)		1,300,000
Aggregate grant date fair value		$ 29
Performance-Based Restricted Stock Units (RSU) \| Eighteen-month anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period			18 months
Performance-Based Restricted Stock Units (RSU) \| Two-year anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period			2 years
Performance-Based Restricted Stock Units (RSU) \| Three-year anniversary
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period			3 years
Time-Based Restricted Stock Units (RSU)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
Share based compensation arrangement by share based payment award performance share unit award number (in shares)		700,000
Aggregate grant date fair value		$ 13
Time-Based Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
Share based compensation arrangement by share based payment award performance share unit award number (in shares)		1,100,000
Aggregate grant date fair value		$ 6
Minimum \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		1 year
Minimum \| Performance-Based Restricted Stock Units (RSU)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		1 year
Maximum \| Restricted Stock Units (RSUs)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
Maximum \| Performance-Based Restricted Stock Units (RSU)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
Maximum \| Stock-Price Based RSUs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		3 years
2013 Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards available for grant (in shares)		27,000,000
Share-based awards vesting period		3 years
2013 Stock Plan \| Minimum \| Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based awards vesting period		1 year
Chief Executive Officer \| Performance-Based Restricted Stock Units (RSU)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock units expected to vest (in shares)			1,300,000