XML 86 R74.htm IDEA: XBRL DOCUMENT
v3.22.2

COMMITMENTS AND CONTINGENCIES (Dow Silicones Chapter 11 Related Matters) (Details) - Dow Silicones Corporation [Member] - Breast Implant and Other Products Liability Claims [Member] - USD ($) $ in Millions | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Product Liability Contingency [Line Items] |  |
Product Liability Contingency, Payments Incurred To Date | $ 1,817 |
Loss Contingency Accrual, Product Liability, Net | $ 106 | $ 130

X
- Definition Product Liability Contingency, Payments Incurred To Date + References No definition available. + Details
Name: | dow_ProductLiabilityContingencyPaymentsIncurredToDate
Namespace Prefix: | dow_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Present value of the estimated aggregate accrual for damages arising from third-party use of the entity's product(s) or process(es) as of the balance sheet date (if the accrual qualifies for discounting). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.Y.Q1) -URI https://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349 + Details
Name: | us-gaap_LossContingencyAccrualProductLiabilityNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- 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
Name: | us-gaap_ProductLiabilityContingencyLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | dei_LegalEntityAxis=dow_DowSiliconesCorporationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=dow_BreastImplantandOtherProductsLiabilityClaimsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |