@property
    def generations(self):
        try:
            return _INT( XmlUtil.childText(self, XbrlConst.crf, "generations") )
        except (__HOLE__, ValueError):
            if self.axis in ('sibling', 'child', 'parent'): 
                return 1
            return 0
dataset/ETHPy150Open Arelle/Arelle/arelle/ModelFormulaObject.py/ModelConceptRelation.generations