| Other Real Estate, Non Covered, Period Increase (Decrease) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other Real Estate, Non Covered, Period Increase (Decrease), Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Change in carrying amount of other real estate not covered by loss sharing agreements not separately disclosed. The change includes for example, but is not limited to, additions, improvements, disposals and valuation adjustments. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |