diff --git a/core/modules/locale/locale.pages.inc b/core/modules/locale/locale.pages.inc
index cc1a71b..a6237e5 100644
--- a/core/modules/locale/locale.pages.inc
+++ b/core/modules/locale/locale.pages.inc
@@ -600,8 +600,14 @@ function locale_translation_status_form($form, &$form_state) {
   $projects_to_update = array();
   foreach ($status as $project_id => $project) {
     foreach ($project as $langcode => $project_info) {
-      if (!isset($project_info->type) || $project_info->type != 'current') {
-        $projects_to_update['all'][$project_info->project] = $projects_to_update[$langcode][] = array(
+      if (!isset($project_info->type)) {
+        $projects_to_update[$langcode]['not_found'][] = array(
+          'name' => $project_info->name,
+          'version' => $project_info->version,
+        );
+      }
+      elseif ($project_info->type != 'current') {
+        $projects_to_update[$langcode]['updates'][] = array(
           'name' => $project_info->name,
           'version' => $project_info->version,
         );
@@ -633,12 +639,13 @@ function locale_translation_status_form($form, &$form_state) {
       $options[$langcode] = array(
         'title' => $language->name,
         'operations' => array(
-          'class' => 'update-details',
+          'class' => 'operations',
           'data' => theme('locale_project_language_update_info', array(
             'projects' => array(
-              'updates' => $projects_to_update[$langcode],
+              'updates' => isset($projects_to_update[$langcode]['updates']) ? $projects_to_update[$langcode]['updates'] : NULL,
+              'not_found' => isset($projects_to_update[$langcode]['not_found']) ? $projects_to_update[$langcode]['not_found'] : NULL,
             ),
-            'type' => 'inline_list',
+            'langcode' => $langcode,
           )),
         ),
       );
@@ -650,13 +657,6 @@ function locale_translation_status_form($form, &$form_state) {
     '#options' => $options,
     '#default_value' => drupal_map_assoc(array_keys($options)),
   );
-  $form['update_info'] = array(
-    '#markup' => theme('locale_project_language_update_info', array(
-      'projects' => array(
-        'updates' => $projects_to_update['all'],
-      ),
-    )),
-  );
   $form['actions'] = array(
     '#type' => 'actions',
   );
@@ -664,6 +664,11 @@ function locale_translation_status_form($form, &$form_state) {
     '#type' => 'submit',
     '#value' => t('Update'),
   );
+  $form['#attached']['js'] = array(
+    drupal_get_path('module', 'locale') . '/locale.toggle-interface-update-details.js' => array(
+      'type' => 'file',
+    ),
+  );
   return $form;
 }
 
@@ -737,7 +742,7 @@ function theme_locale_translate_edit_form_strings($variables) {
 }
 
 /**
- * Returns HTML for language update status.
+ * Returns HTML for interface translation update status.
  *
  * Output contains the list of projects which language updates will be applied
  * to. A separated list is rendered which contains projects which language
@@ -757,40 +762,56 @@ function theme_locale_translate_edit_form_strings($variables) {
  *       the following keys:
  *       - project: Human readable name of the project.
  *       - version: Version of the project.
- *   - type: Defines how the lists should be rendered ("list" or "inline_list").
  *
  * @ingroup themeable
  */
 function theme_locale_project_language_update_info($variables) {
-  $output = '';
-  $projects = array();
-  // Process the project lists, prepare project names for displaying together
-  // with version.
-  foreach ($variables['projects'] as $status_type => $project_list) {
-    foreach ($project_list as $project) {
-      $projects[$status_type][] = format_string('!name (!version)', array(
+  $output = array();
+  $project_list = array();
+  if (isset($variables['projects']['updates'])) {
+    foreach ($variables['projects']['updates'] as $project) {
+      $project_list['flat'][] = $project['name'];
+      $project_list['details'][] = format_string('!name (!version)', array(
         '!name' => $project['name'],
         '!version' => $project['version'],
       ));
     }
+    $output['updates_summary'] = array(
+      '#type' => 'markup',
+      '#markup' => '<p class="summary">' . t('This applies language updates to %projects.', array(
+        '%projects' => implode(', ', $project_list['flat']),
+       )) . "</p>",
+    );
+    $output['updates_details'] = array(
+      '#theme' => 'item_list',
+      '#items' => $project_list['details'],
+      '#attributes' => array(
+        'class' => array('details'),
+      ),
+    );
   }
-  if (!empty($variables['projects']['updates'])) {
-    $output = '<p>' . t('This applies language updates to:') . '</p>';
-    if (!empty($variables['type']) && $variables['type'] == 'inline_list') {
-      $output .= implode(', ', $projects['updates']);
-    }
-    else {
-      $output .= theme('item_list', array('items' => $projects['updates']));
-    }
-  }
-  if (!empty($variables['projects']['not_found'])) {
-    $output .= '<p>' . t('Updates were not found for:') . '</p>';
-    if (!empty($variables['type']) && $variables['type'] == 'inline_list') {
-      $output .= implode(', ', $projects['not_found']);
-    }
-    else {
-      $output .= theme('item_list', array('items' => $projects['not_found']));
+  $project_list = array('count' => 0);
+  if (isset($variables['projects']['not_found'])) {
+    foreach ($variables['projects']['not_found'] as $project) {
+      $project_list['count']++;
+      $project_list['details'][] = format_string('!name (!version)', array(
+        '!name' => $project['name'],
+        '!version' => $project['version'],
+      ));
     }
+    $output['not_found_summary'] = array(
+      '#type' => 'markup',
+      '#markup' => '<p class="summary">' . t('No updates were found for %count projects.', array(
+        '%count' => $project_list['count'],
+      )) . '</p>',
+    );
+    $output['not_found_details'] = array(
+      '#theme' => 'item_list',
+      '#items' => $project_list['details'],
+      '#attributes' => array(
+        'class' => array('details'),
+      ),
+    );
   }
   return $output;
 }
diff --git a/core/modules/locale/locale.toggle-interface-update-details.js b/core/modules/locale/locale.toggle-interface-update-details.js
index e69de29..cf37891 100644
--- a/core/modules/locale/locale.toggle-interface-update-details.js
+++ b/core/modules/locale/locale.toggle-interface-update-details.js
@@ -0,0 +1,21 @@
+(function ($) {
+
+"use strict";
+
+/**
+ * Attaching the toggle behavior to interface translation update details.
+ */
+Drupal.behaviors.toggleInterfaceUpdateDetails = {
+  attach: function (context, settings) {
+    $('<a class="toggle-details" href="#">' + Drupal.t('Details') + '</a>').insertAfter('td.operations > .summary')
+      .toggle(function() {
+        $(this).text(Drupal.t('Hide details'));
+        $(this).next().show();
+      }, function() {
+        $(this).text(Drupal.t('Details'));
+        $(this).next().hide();
+      }).next().hide()
+  }
+};
+
+})(jQuery);