diff --git a/gestion/whos.py b/gestion/whos.py
index af401e48..0b5923e4 100755
--- a/gestion/whos.py
+++ b/gestion/whos.py
@@ -465,7 +465,9 @@ def machine_details(machine) :
     except :
         a = machine.proprietaire()
         f += "%s" % a.Nom()
-        if a.chbre()!='CRA' : 
+        if a.chbre() in ['EXT', '????']:
+            f += ' (aid = %s)' % a.id()
+        elif a.chbre() != 'CRA': 
             f += " (%s)" % a.chbre()
         else :
             f += coul(u'\t\tPrise : ','gras') + machine.prise()