When the period from `FinancialReportingPeriodCurrentStartDate` to `FinancialReportingPeriodCurrentEndDate` differs from than the standard reporting period of one year then the reported value of `FinancialReportingPeriodDifferentThanAnnualStatus` SHOULD be equal to `Ja`. When the period from `FinancialReportingPeriodCurrentStartDate` to `FinancialReportingPeriodCurrentEndDate` is equal to the standard reporting period of one year then the reported value of `FinancialReportingPeriodDifferentThanAnnualStatus` SHOULD be equal to `Nee`. When the reported value of `FinancialReportingPeriodDifferentThanAnnualStatus` is equal to `Ja` then `FinancialReportingPeriodDifferentThanAnnualImpactComparativesDescription` SHOULD exist at least once. When the reported value of `FinancialReportingPeriodDifferentThanAnnualStatus` is equal to `Ja` then `FinancialReportingPeriodDifferentThanAnnualReasonDescription` SHOULD exist at least once. When the reported value of `FinancialReportingPeriodDifferentThanAnnualStatus` is equal to `Nee` then `FinancialReportingPeriodDifferentThanAnnualImpactComparativesDescription` SHOULD NOT be reported. When the reported value of `FinancialReportingPeriodDifferentThanAnnualStatus` is equal to `Nee` then `FinancialReportingPeriodDifferentThanAnnualReasonDescription` SHOULD NOT be reported. `FinancialReportingPeriodDifferentThanAnnualStatus` MUST exist at least once.