| Name | EarningsPerShareBasicDistributed |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | num:perShareItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Earnings Per Share, Basic, Distributed | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Dividends declared in the period and the contractual amount of dividends (or interest on participating income bonds) that must be paid per security. | 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 |
| TaxonomyVersion | 2020 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2019-11 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedReferences | true | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | FASB | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2009/role/commonPracticeRef |
| Topic | 260 | http://www.xbrl.org/2009/role/commonPracticeRef |
| SubTopic | 10 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 45 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Paragraph | 60B | http://www.xbrl.org/2009/role/commonPracticeRef |
| Subparagraph | (d) | http://www.xbrl.org/2009/role/commonPracticeRef |
| URI | http://asc.fasb.org/extlink&oid=121326447&loc=SL5780133-109256 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:EarningsPerShareBasic | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncomeDiscontinuedOperationsAlternate | |
us-gaap:EarningsPerShareBasicTwoClassMethodAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/EarningsPerShare | |
us-gaap:EarningsPerShareBasicTwoClassMethodAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/EarningsPerShareScheduleOfEarningsPerShareBasicByCommonClassTable |