Annual report pursuant to Section 13 and 15(d)

Subsequent Event - Dividend Declaration (Details)

v2.4.0.6
Subsequent Event - Dividend Declaration (Details) (USD $)
3 Months Ended 12 Months Ended
Dec. 31, 2011
Dec. 31, 2011
Subsequent Event-Dividend Declaration (Textual) [Abstract]    
Cash Dividends declared per common share $ 0.21 $ 0.21