XML 49 R20.htm IDEA: XBRL DOCUMENT

Subsequent Events	6 Months Ended
Subsequent Events	Jun. 30, 2012
Subsequent Events [Abstract]
Subsequent Events [Text Block]	Subsequent Events We have evaluated events subsequent to the balance sheet date and determined there have not been any other events that have occurred that would require adjustment to or disclosure in our unaudited condensed consolidated financial statements.