| 出資総額控除額 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 出資総額控除額、投資業 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 出資総額控除額合計 | ja | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Deduction from unitholders' capital | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Deduction from unitholders' capital-INV | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Total deduction from unitholders' capital | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |