| Name | SecurityOwnedNotReadilyMarketableDescription |
|---|---|
| Namespace | http://fasb.org/us-gaap/2021-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Security Owned Not Readily Marketable, Description | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Description of the security category or actual security title. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| elementCreationTaxonomyVersion | 2008 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 940 | http://fasb.org/us-gaap/role/ref/legacyRef |
| SubTopic | 820 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Section | 50 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Paragraph | 1 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Subparagraph | (a) | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | http://asc.fasb.org/extlink&oid=35710923&loc=d3e45360-110995 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:SecurityOwnedNotReadilyMarketableLineItems | parent-child | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers | |
us-gaap:SecurityOwnedNotReadilyMarketableLineItems | domain-member | http://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealersSecurityOwnedNotReadilyMarketableTable |