MENTATION -->
    <cc:implementation>
        <p:dataTable value="#{cc.attrs.controller.creditCompanyCollection}" var="c" rendered="#{cc.attrs.controller.creditCompanyCollection.size()!=0}">
            <f:facet name="header">
                <p:outputLabel value="Credit Company Collection"/>    
            </f:facet>                               
            <p:subTable value="#{c.billItems}" var="b">

                <p:column headerText="#{c.bill.fromInstitution.name}" style="width: 200px;">  
        