The amount of change in the valuation allowance for deferred tax assets that impacted the effective tax rate.

No definition available.

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- Definition

Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32559-109319

+ Details

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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.

+ Details

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- Definition

Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=116821951&loc=d3e32123-109318

+ Details

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Taxes on Income - Carryforwards and valuation allowance (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Taxes on Income
Increase (decrease) in valuation allowances	$ 20	$ 59	$ (18)
Amount of valuation allowance change that impacted the effective tax rate	24	$ 31
Unusable Losses [Member]
Taxes on Income
Increase (decrease) in valuation allowances			15
Federal and foreign
Taxes on Income
Net operating loss carryforwards	246
Federal \| Tax Credit Carryforwards [Member]
Taxes on Income
Net operating loss carryforwards	107
Foreign.. \| Tax Credit Carryforwards [Member]
Taxes on Income
Increase (decrease) in valuation allowances			(46)
Foreign.. \| Tax Law Changes [Member]
Taxes on Income
Increase (decrease) in valuation allowances			(6)
State
Taxes on Income
Net operating loss carryforwards	$ 55
Rexam \| Business Acquisition Differences [Member]
Taxes on Income
Increase (decrease) in valuation allowances			$ 19