fnFormatValue = function(oValue) {
			if (oValue) {
				return oValue instanceof Object ? oValue : oValue.toString();
			} else {
				return oValue;
			}
		}
Default factory function for the {@link sap.m.SelectionDetailsItem}.
@param {Array<Object>} aDisplayData <code>DisplayData</code> of the selected entry
@param {Array<Object>} mData <code>Data</code> of the selected entry
@param {sap.ui.model.Context} oContext BindingContext of the selected entry
@returns {sap.m.SelectionDetailsItem} SelectionDetailsItem
@private