| Name | DocumentAccountingStandard |
|---|---|
| Namespace | http://xbrl.sec.gov/dei/2021q4 |
| Prefix | dei |
| Data type | dei:accountingStandardItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| The basis of accounting the registrant has used to prepare the financial statements included in this filing This can either be 'U.S. GAAP', 'International Financial Reporting Standards', or 'Other'. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Document Accounting Standard | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | SEC | http://www.xbrl.org/2003/role/presentationRef |
| Name | Form 20-F | http://www.xbrl.org/2003/role/presentationRef |
| Number | 249 | http://www.xbrl.org/2003/role/presentationRef |
| Section | 220 | http://www.xbrl.org/2003/role/presentationRef |
| Subsection | f | http://www.xbrl.org/2003/role/presentationRef |
| Name | Relation Type | Role | |
|---|---|---|---|
dei:DocumentInformationLineItems | domain-member | http://xbrl.sec.gov/dei/role/document/DocumentInformation | |
dei:DocumentInformationLineItems | parent-child | http://xbrl.sec.gov/dei/role/document/Cover |