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|---|---|
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| Data type | nonnum:textBlockItemType |
| Period type | duration |
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| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Accounting Standards Update and Change in Accounting Principle [Table Text Block] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Tabular disclosure of changes in accounting principles, including adoption of new accounting pronouncements, that describes the new methods, amount and effects on financial statement line items. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| SourceName | Reference Project:Taxonomy Technical Improvement | http://fasb.org/srt/role/changeNote/changeNote |
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| ChangeDate | 2018-08 | http://fasb.org/srt/role/changeNote/changeNote |
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| SourceName | Accounting Changes:Taxonomy Technical Improvement; SEC Simplification | http://fasb.org/srt/role/changeNote/changeNote |
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| ChangeDate | 2019-12 | http://fasb.org/srt/role/changeNote/changeNote |
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| Source_ASU_Number | 2019-07 | http://fasb.org/srt/role/changeNote/changeNote |
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| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
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| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:NewAccountingPronouncementsOrChangeInAccountingPrincipleTable | parent-child | http://fasb.org/us-gaap/role/disclosure/AccountingChangesAndErrorCorrections | |
us-gaap:NewAccountingPronouncementsOrChangeInAccountingPrincipleTable | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesInsuranceA |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:TableTextBlock | parent-child | http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList | |
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