Details for Selection
| Standard label: | Realized Gain (Loss) on Marketable Securities, Cost Method Investments, and Other Investments |
| Name: | us-gaap:RealizedGainLossOnMarketableSecuritiesCostMethodInvestmentsAndOtherInvestments |
| Documentation: | This item represents the total realized gain (loss) included in earnings for the period as a result of selling marketable securities categorized as trading, available-for-sale, or held-to-maturity and any gains or losses realized during the period from the sale of investments accounted for under the cost method of accounting and/or investments that are separately or otherwise not categorized as trading, available-for-sale, or held-to-maturity. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities. |
| Commentary: | |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | For period (duration) |
| Balance type: | Credit |
| Object class: | [Concept] |