| This element represents the amount of gain (loss) on sale of properties during the reporting period net of the applicable income taxes realized. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Gain (Loss) on Sale of Properties, Net of Applicable Income Taxes (Deprecated 2020-01-31) | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Gain (Loss) on Sale of Properties, Net of Applicable Income Taxes, Total (Deprecated 2020-01-31) | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |