Details for Selection
| Standard label: | Marketable Securities, Equity Securities |
| Name: | us-gaap:MarketableSecuritiesEquitySecurities |
| Documentation: | For an unclassified balance sheet, this item represents investments in common and preferred stocks and other forms of securities that provide ownership interests in a corporation. |
| Commentary: | |
| Data type: | Monetary (xbrli:monetaryItemType) |
| Period type: | As of (instant) |
| Balance type: | Debit |
| Object class: | [Concept] |