Details for Selection
| Standard label: | Exchange Membership with Rights of Ownership and to Conduct Business Policy [Policy Text Block] |
| Name: | us-gaap:ExchangeMembershipWithRightsOfOwnershipAndToConductBusinessPolicy |
| Documentation: | Disclosure of accounting policy for exchange memberships ownership rights and rights to conduct business including valuation method and impairment policy. This element is not applicable to exchange memberships that do not include both ownership rights and the right to conduct business on the exchange. |
| Commentary: | |
| Data type: | Text Block (HTML) (nonnum:textBlockItemType) |
| Period type: | For period (duration) |
| Balance type: | |
| Object class: | [Text Block] |