diff --git a/weboob/applications/boobill/boobill.py b/weboob/applications/boobill/boobill.py
index d424805d..00dce5bb 100644
--- a/weboob/applications/boobill/boobill.py
+++ b/weboob/applications/boobill/boobill.py
@@ -35,6 +35,7 @@ class SubscriptionsFormatter(PrettyFormatter):
     def get_title(self, obj):
         return obj.label
 
+
 class Boobill(ReplApplication):
     APPNAME = 'boobill'
     VERSION = '0.c'
@@ -49,7 +50,6 @@ class Boobill(ReplApplication):
                            'ls':              'subscriptions',
                           }
 
-
     def main(self, argv):
         self.load_config()
         return ReplApplication.main(self, argv)
@@ -61,37 +61,42 @@ class Boobill(ReplApplication):
         List subscriptions
         """
         self.start_format()
-        for backend, subscription in self.do('iter_subscription'):
+        for subscription in self.get_object_list('iter_subscription'):
             self.cached_format(subscription)
         self.flush()
 
     def do_details(self, id):
         """
-        details Id
+        details [ID]
 
-        Get details of a subscription.
+        Get details of subscriptions.
+        If no ID given, display all details of all backends
         """
-
+        l = []
         id, backend_name = self.parse_id(id)
+
         if not id:
-            print >>sys.stderr, 'Error: please give a subscription ID (hint: use subscriptions command)'
-            return 2
-        names = (backend_name,) if backend_name is not None else None
+            for subscrib in self.get_object_list('iter_subscription'):
+                l.append((subscrib.id, subscrib.backend))
+        else:
+            l.append((id, backend_name))
 
-        # XXX: should be generated by backend? -Flo
-        # XXX: no, but you should do it in a specific formatter -romain
-        mysum = Detail()
-        mysum.label = u"Sum"
-        mysum.infos = u"Generated by boobill"
-        mysum.price = Decimal("0.")
+        for id, backend in l:
+            names = (backend,) if backend is not None else None
+            # XXX: should be generated by backend? -Flo
+            # XXX: no, but you should do it in a specific formatter -romain
+            mysum = Detail()
+            mysum.label = u"Sum"
+            mysum.infos = u"Generated by boobill"
+            mysum.price = Decimal("0.")
 
-        self.start_format()
-        for backend, detail in self.do('get_details', id, backends=names):
-            self.format(detail)
-            mysum.price = detail.price + mysum.price
+            self.start_format()
+            for backend, detail in self.do('get_details', id, backends=names):
+                self.format(detail)
+                mysum.price = detail.price + mysum.price
 
-        self.format(mysum)
-        self.flush()
+            self.format(mysum)
+            self.flush()
 
     def do_history(self, id):
         """
diff --git a/weboob/tools/application/repl.py b/weboob/tools/application/repl.py
index d8544406..3a99722f 100644
--- a/weboob/tools/application/repl.py
+++ b/weboob/tools/application/repl.py
@@ -45,6 +45,7 @@ __all__ = ['NotEnoughArguments', 'ReplApplication']
 class NotEnoughArguments(Exception):
     pass
 
+
 class ReplOptionParser(OptionParser):
     def format_option_help(self, formatter=None):
         if not formatter:
@@ -53,6 +54,7 @@ class ReplOptionParser(OptionParser):
         return '%s\n%s' % (formatter.format_commands(self.commands),
                            OptionParser.format_option_help(self, formatter))
 
+
 class ReplOptionFormatter(IndentedHelpFormatter):
     def format_commands(self, commands):
         s = u''
@@ -67,6 +69,7 @@ class ReplOptionFormatter(IndentedHelpFormatter):
                 s += '    %s\n' % c
         return s
 
+
 class ReplApplication(Cmd, ConsoleApplication):
     """
     Base application class for Repl applications.
@@ -211,6 +214,18 @@ class ReplApplication(Cmd, ConsoleApplication):
                 backend.fillobj(obj, fields)
                 return obj
 
+    def get_object_list(self, method=None):
+        # return cache if not empty
+        if len(self.objects) > 0:
+            return self.objects
+        elif method is not None:
+            for backend, object in self.do(method):
+                self.add_object(object)
+            return self.objects
+        # XXX: what can we do without method?
+        else:
+            return tuple()
+
     def unload_backends(self, *args, **kwargs):
         self.objects = []
         self.collections = []