IncomeFromSaleGoodsGrossProfit ({$IncomeFromSaleGoodsGrossProfit}) must be equal to the summation of the underlying values ({$varArc_NotesCombinedIncomeFromSalesGoodsGrossProfitBreakdownFundraising_MsgCombinedSumOfChildrenParentCredit1_ChildrenOfIncomeFromSaleGoodsGrossProfitCredit}-{$varArc_NotesCombinedIncomeFromSalesGoodsGrossProfitBreakdownFundraising_MsgCombinedSumOfChildrenParentCredit1_ChildrenOfIncomeFromSaleGoodsGrossProfitDebit}).