| 支払備金繰入額又は支払備金戻入額の計算上、差し引かれた又は足し上げられた出再支払備金繰入額又は出再支払備金戻入額の注記 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 支払備金繰入額又は支払備金戻入額の計算上、差し引かれた又は足し上げられた出再支払備金繰入額又は出再支払備金戻入額の注記、保険業 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Notes regarding reversal of or provision for reserves for outstanding claims reinsured | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Notes regarding reversal of or provision for reserves for outstanding claims reinsured-INS [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |