diff --git a/strongarm.admin.inc b/strongarm.admin.inc
index 6df5a61..ca9ff38 100644
--- a/strongarm.admin.inc
+++ b/strongarm.admin.inc
@@ -108,8 +108,11 @@ function _strongarm_readable($var) {
       $detected[$type]['boolean'] = $boolean;
     }
 
+    // Check if $var array has elements of type Array. If there are, do not implode elements.
+    $array_elements = array_filter($var, 'is_array');
+
     // List of things
-    if (!empty($var) && $detected['keys']['numeric'] && $detected['keys']['sequential']) {
+    if (!empty($var) && empty($array_elements) && $detected['keys']['numeric'] && $detected['keys']['sequential']) {
       return truncate_utf8(implode(', ', $var), 30, TRUE, TRUE);
     }
     return '-';