Valid XBRL but invalid report and report model because the rule that describes the mathematical relationship between roll forward concepts is missing. missing-rollforward-rule/instance.xml missing-rollforward-rule/report.xsd missing-rollforward-rule/report-lab.xml missing-rollforward-rule/report-ref.xml missing-rollforward-rule/report-pre.xml missing-rollforward-rule/report-cal.xml missing-rollforward-rule/report-def.xml missing-rollforward-rule/report-for.xml