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# File 'lib/finmodeling/annual_report_filing.rb', line 39
def balance_sheet
if @balance_sheet.nil?
calculations=@taxonomy.callb.calculation
bal_sheet = calculations.find{ |x| ((x.clean_downcased_title =~ /statement.*financial.*position/) ||
(x.clean_downcased_title =~ /statement.*financial.*condition/) ||
(x.clean_downcased_title =~ /balance.*sheet/)) &&
!(x.clean_downcased_title =~ /^balances included/) &&
!(x.clean_downcased_title =~ /net of tax/) }
if bal_sheet.nil?
raise InvalidFilingError.new("Couldn't find balance sheet in: " + calculations.map{ |x| "\"#{x.clean_downcased_title}\"" }.join("; "))
end
@balance_sheet = BalanceSheetCalculation.new(bal_sheet)
end
return @balance_sheet
end
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