Earnings Per Share (Details Textual) In Thousands, unless otherwise specified	1 Months Ended	3 Months Ended		8 Months Ended	9 Months Ended
	Jan. 24, 2011	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2011	Sep. 30, 2012
Earnings Per Share (Textual) [Abstract]
Weighted average shares of non-vested restricted stock excluded from basic earnings per share	16,666	242,844	353,584	356,222	246,351