| Name | FairValueOptionElectionForVariableInterestEntityMember |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | nonnum:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Related effect on line items in the statement of financial position from the cumulative-effect adjustment to retained earnings as a result of electing the fair value option for a variable interest entity or a group of variable interest entities. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Fair Value Option Election for Variable Interest Entity [Member] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | FASB | http://www.xbrl.org/2003/role/disclosureRef |
| Name | Accounting Standards Codification | http://www.xbrl.org/2003/role/disclosureRef |
| Topic | 810 | http://www.xbrl.org/2003/role/disclosureRef |
| SubTopic | 10 | http://www.xbrl.org/2003/role/disclosureRef |
| Section | 65 | http://www.xbrl.org/2003/role/disclosureRef |
| Paragraph | 9 | http://www.xbrl.org/2003/role/disclosureRef |
| Subparagraph | (g)(3) | http://www.xbrl.org/2003/role/disclosureRef |
| URI | http://asc.fasb.org/extlink&oid=120518440&loc=SL118584515-158248 | http://www.xbrl.org/2003/role/disclosureRef |