Floor Brokerage, Exchange and Clearance Fees [Abstract]

NameFloorBrokerageExchangeAndClearanceFeesAbstract
Namespacehttp://fasb.org/us-gaap/2020-01-31
Prefixus-gaap
Data typexbrli:stringItemType
Period typeduration
Substitution Groupxbrli:item
BalanceNone
NillableTrue
AbstractTrue

Labels

TextLangRoleContainer role
Floor Brokerage, Exchange and Clearance Fees [Abstract]en-UShttp://www.xbrl.org/2003/role/labelhttp://www.xbrl.org/2003/role/link

Related Child Concepts

NameRelation TypeRole
us-gaap:FloorBrokerage
parent-childhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncome
us-gaap:ExchangeFees
parent-childhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncome
us-gaap:OrderFlowFees
parent-childhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncome
us-gaap:ClearanceFees
parent-childhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncome
us-gaap:FloorBrokerageExchangeAndClearanceFees
parent-childhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncome
us-gaap:FloorBrokerage
domain-memberhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncomeStatementTable
us-gaap:ExchangeFees
domain-memberhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncomeStatementTable
us-gaap:OrderFlowFees
domain-memberhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncomeStatementTable
us-gaap:ClearanceFees
domain-memberhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncomeStatementTable
us-gaap:FloorBrokerageExchangeAndClearanceFees
domain-memberhttp://fasb.org/us-gaap/role/statement/StatementOfIncomeSecuritiesBasedIncomeStatementTable
us-gaap:FloorBrokerage
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers
us-gaap:ExchangeFees
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers
us-gaap:OrderFlowFees
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers
us-gaap:ClearanceFees
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers
us-gaap:FloorBrokerageExchangeAndClearanceFees
parent-childhttp://fasb.org/us-gaap/role/disclosure/FinancialServicesBrokersAndDealers