| 一時差異等調整引当額による利益超過分配金の支払額 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 一時差異等調整引当額による利益超過分配金の支払額、財務活動によるキャッシュ・フロー、投資業 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Distributions paid in excess of earnings from allowance for temporary difference adjustments | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Distributions paid in excess of earnings from allowance for temporary difference adjustments - FinCF - INV | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |