Income Tax, Policy [Policy Text Block]

NameIncomeTaxPolicyTextBlock
Namespacehttp://fasb.org/us-gaap/2020-01-31
Prefixus-gaap
Data typenonnum:textBlockItemType
Period typeduration
Substitution Groupxbrli:item
BalanceNone
NillableTrue
AbstractFalse

Labels

TextLangRoleContainer role
Income Tax, Policy [Policy Text Block]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link
Disclosure of accounting policy for income taxes, which may include its accounting policies for recognizing and measuring deferred tax assets and liabilities and related valuation allowances, recognizing investment tax credits, operating loss carryforwards, tax credit carryforwards, and other carryforwards, methodologies for determining its effective income tax rate and the characterization of interest and penalties in the financial statements.en-UShttp://www.xbrl.org/2003/role/documentationhttp://www.xbrl.org/2003/role/link

References

NameValueRole
SourceNameReference Projecthttp://fasb.org/srt/role/changeNote/changeNote
TaxonomyVersion2018http://fasb.org/srt/role/changeNote/changeNote
ChangeDate2017-11http://fasb.org/srt/role/changeNote/changeNote
ModifiedReferencestruehttp://fasb.org/srt/role/changeNote/changeNote
SourceNameReference Project:Taxonomy Technical Improvementhttp://fasb.org/srt/role/changeNote/changeNote
TaxonomyVersion2020http://fasb.org/srt/role/changeNote/changeNote
ChangeDate2019-11http://fasb.org/srt/role/changeNote/changeNote
ModifiedReferencestruehttp://fasb.org/srt/role/changeNote/changeNote
SourceNameTax Reformhttp://fasb.org/srt/role/changeNote/changeNote
TaxonomyVersion2019http://fasb.org/srt/role/changeNote/changeNote
ChangeDate2018-02http://fasb.org/srt/role/changeNote/changeNote
ModifiedReferencestruehttp://fasb.org/srt/role/changeNote/changeNote
Source_ASU_Number2018-02http://fasb.org/srt/role/changeNote/changeNote
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic740http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section45http://www.xbrl.org/2003/role/disclosureRef
Paragraph25http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=120406818&loc=d3e32247-109318http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic740http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section50http://www.xbrl.org/2003/role/disclosureRef
Paragraph20http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=84230637&loc=d3e32847-109319http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic740http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section50http://www.xbrl.org/2003/role/disclosureRef
Paragraph19http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=84230637&loc=d3e32840-109319http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic220http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section50http://www.xbrl.org/2003/role/disclosureRef
Paragraph1http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=116657188&loc=SL116659661-227067http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic740http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section50http://www.xbrl.org/2003/role/disclosureRef
Paragraph9http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic740http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section45http://www.xbrl.org/2003/role/disclosureRef
Paragraph28http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=120406818&loc=d3e32280-109318http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://www.xbrl.org/2003/role/disclosureRef
NameAccounting Standards Codificationhttp://www.xbrl.org/2003/role/disclosureRef
Topic740http://www.xbrl.org/2003/role/disclosureRef
SubTopic10http://www.xbrl.org/2003/role/disclosureRef
Section50http://www.xbrl.org/2003/role/disclosureRef
Paragraph17http://www.xbrl.org/2003/role/disclosureRef
Subparagraph(b)http://www.xbrl.org/2003/role/disclosureRef
URIhttp://asc.fasb.org/extlink&oid=84230637&loc=d3e32809-109319http://www.xbrl.org/2003/role/disclosureRef
PublisherFASBhttp://fasb.org/us-gaap/role/ref/legacyRef
NameAccounting Standards Codificationhttp://fasb.org/us-gaap/role/ref/legacyRef
Topic954http://fasb.org/us-gaap/role/ref/legacyRef
SubTopic740http://fasb.org/us-gaap/role/ref/legacyRef
Section50http://fasb.org/us-gaap/role/ref/legacyRef
Paragraph1http://fasb.org/us-gaap/role/ref/legacyRef
URIhttp://asc.fasb.org/extlink&oid=6491622&loc=d3e9504-115650http://fasb.org/us-gaap/role/ref/legacyRef
PublisherFASBhttp://fasb.org/us-gaap/role/ref/legacyRef
NameAccounting Standards Codificationhttp://fasb.org/us-gaap/role/ref/legacyRef
Topic235http://fasb.org/us-gaap/role/ref/legacyRef
SubTopic10http://fasb.org/us-gaap/role/ref/legacyRef
Section50http://fasb.org/us-gaap/role/ref/legacyRef
Paragraph3http://fasb.org/us-gaap/role/ref/legacyRef
URIhttp://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790http://fasb.org/us-gaap/role/ref/legacyRef