| Securities Purchased under Agreements to Resell, Amount Offset Against Collateral | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Securities Purchased under Agreements to Resell, Amount Offset Against Collateral, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Amount, after effects of master netting arrangements, of funds outstanding loaned in the form of a security resale agreement between the entity and another party for the purchase and resale of identical or substantially the same securities at a date certain for a specified price offset against an obligation to return collateral. Includes assets not subject to a master netting arrangement and not elected to be offset. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |