| Federal Funds Purchased and Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Federal Funds Purchased and Securities Loaned or Sold under Agreements to Repurchase, Fair Value Disclosure, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Fair value portion of short term borrowing where a bank borrows, at the federal funds rate, from another bank and securities that an entity sells and agrees to repurchase at a specified date for a specified price. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |