 | us-gaap:AllocatedShareBasedCompensationExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:SalariesWagesAndOfficersCompensation | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:OtherLaborRelatedExpenses | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:ProfessionalFees | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:BusinessDevelopment | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:GeneralInsuranceExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:RealEstateInsurance | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:CommunicationsInformationTechnologyAndOccupancy | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:OperatingLeaseExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:TravelAndEntertainmentExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:SuppliesAndPostageExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:TaxesExcludingIncomeAndExciseTaxes | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:OtherGeneralAndAdministrativeExpense | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |
 | us-gaap:LossContingencyLossInPeriod | summation-item | http://fasb.org/us-gaap/role/statement/StatementOfIncome |