`CashAndCashEquivalentsCashFlow` at beginning of the previous period MUST exist at least once. `CashAndCashEquivalentsCashFlow` at end of period MUST be equal to `CashAndCashEquivalentsCashFlow` at beginning of period + `IncreaseDecreaseCashAndCashEquivalents` + `ChangesShortTermCashAndCashEquivalents`. | {if (not(xff:has-fallback-value(xs:QName('varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_CashAndCashEquivalentsCashFlowEnd')))) then ((for $v in $varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_CashAndCashEquivalentsCashFlowEnd return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_CashAndCashEquivalentsCashFlowStart')))) then ((for $v in $varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_CashAndCashEquivalentsCashFlowStart return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation01IncreaseDecreaseCashAndCashEquivalents')))) then ((for $v in $varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation01IncreaseDecreaseCashAndCashEquivalents return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}{if (not(xff:has-fallback-value(xs:QName('varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation02ChangesShortTermCashAndCashEquivalents')))) then ((for $v in $varArc_CashFlowStatementNonDaebHousingDvi_PrtFST1PeriodStart02MutationsPeriodEnd1_Mutation02ChangesShortTermCashAndCashEquivalents return concat("name:'",$v/name(),"', value:'",$v,"', @contextRef:'",$v/@contextRef,"', @unitRef:'",$v/@unitRef,"' | "))) else ''}