| Type | including |
|---|---|
| Role | http://fasb.org/us-gaap/role/disclosure/CreditLossesDebtSecuritiesHeldToMaturityPastDueTable |
| Type | Element |
|---|---|
| Hypercube | us-gaap:DebtSecuritiesHeldToMaturityPastDueTable |
| Explicit | us-gaap:FinancingReceivablesPeriodPastDueAxis |
| Member | us-gaap:FinancingReceivablesPeriodPastDueDomain |
| Member | us-gaap:FinancialAssetNotPastDueMember |
| Member | us-gaap:FinancialAssetPastDueMember |
| Member | us-gaap:FinancingReceivables1To29DaysPastDueMember |
| Member | us-gaap:FinancingReceivables30To59DaysPastDueMember |
| Member | us-gaap:FinancingReceivables60To89DaysPastDueMember |
| Member | us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember |
| Label/QName |
|---|
us-gaap:DebtSecuritiesHeldToMaturityPastDueLineItems |
us-gaap:HeldToMaturitySecurities |
us-gaap:DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss |
us-gaap:DebtSecuritiesHeldToMaturityAccruedInterestBeforeAllowanceForCreditLoss |
us-gaap:DebtSecuritiesHeldToMaturityExcludedAccruedInterest |
us-gaap:DebtSecuritiesHeldToMaturity90DaysOrMorePastDueStillAccruing |
us-gaap:DebtSecuritiesHeldToMaturityThresholdPeriodPastDueWriteoff |
us-gaap:DebtSecuritiesHeldToMaturityThresholdPeriodPastDue |