| 純資産 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 純資産 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 純資産の部 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/liq/role/label | http://www.xbrl.org/2003/role/link |
| 純資産合計 | ja | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 純資産の部合計 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/bnk/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 純資産の部合計 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ins/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 純資産の部合計 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/liq/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 当期首残高 | ja | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| 当期末残高 | ja | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| 当期首残高 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| 当中間期末残高 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| 当期首残高 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| 当中間期末残高 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Net assets | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Net assets | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Net assets | en | http://disclosure.edinet-fsa.go.jp/jppfs/liq/role/label | http://www.xbrl.org/2003/role/link |
| Total net assets | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Total net assets | en | http://disclosure.edinet-fsa.go.jp/jppfs/bnk/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Total net assets | en | http://disclosure.edinet-fsa.go.jp/jppfs/ins/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Total net assets | en | http://disclosure.edinet-fsa.go.jp/jppfs/liq/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Balance at beginning of period | en | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Balance at end of period | en | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Balance at beginning of period | en | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Balance at end of period | en | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Balance at beginning of period | en | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Balance at end of period | en | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/periodEndLabel | http://www.xbrl.org/2003/role/link |