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 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstateStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectRealEstateStatementTable |
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 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirect |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectStatementTable |
 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectStatementTable |
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 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectDepositBasedOperations |
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 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectDepositBasedOperationsStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectDepositBasedOperationsStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperations |
 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperations |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperations |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperationsStatementTable |
 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperationsStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectInvestmentBasedOperationsStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffectAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperations |
 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | parent-child | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperations |
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 | us-gaap:EffectOfExchangeRateOnCashAndCashEquivalentsAbstract | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperationsStatementTable |
 | us-gaap:CashAndCashEquivalentsPeriodIncreaseDecrease | domain-member | http://fasb.org/us-gaap/role/statement/StatementOfCashFlowsIndirectSecuritiesBasedOperationsStatementTable |