Annual report pursuant to Section 13 and 15(d)

Accounting Policies Restricted Cash (Details)

v2.4.0.6
Accounting Policies Restricted Cash (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Accounting Policies [Abstract]    
Restricted cash $ 19,424 $ 20,486