Quarterly report pursuant to Section 13 or 15(d)

Earnings (Loss) Per Share (Details Textual)

v2.4.0.6
Earnings (Loss) Per Share (Details Textual) (Common Class A [Member])
3 Months Ended
Mar. 31, 2011
Common Class A [Member]
 
Earnings (Loss) Per Share (Textual) [Abstract]  
Antidilutive Securities Included from Computation of Earnings Per Share, Amount 77,448