Index| Name | DocumentContactMember |
|---|---|
| Namespace | http://xbrl.sec.gov/dei/2021 |
| Prefix | dei |
| Data type | dtr-types:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Name | DocumentContactMember |
|---|---|
| Namespace | http://xbrl.sec.gov/dei/2021 |
| Prefix | dei |
| Data type | dtr-types:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |