| Income (Loss) from Equity Method Investments, Net of Dividends or Distributions | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Income (Loss) from Equity Method Investments, Net of Dividends or Distributions, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| This element represents the undistributed income (or loss) of equity method investments, net of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporations; such investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |