  </div>
                        <div class="flex-horizontal margin-bottom-sm margin-top-sm" data-bind="validationElement: documentIdPostfix">
                            <label class="control-label"><strong>Document ID postfix:</strong></label>
                            <div class="flex-grow margin-left">
                                <input type="text" class="form-control" placeholder="Enter Document ID postfix (optional)" autocomplete="off"
                                       data-bind="textI