Equity and Earnings Per Share Reconciliation (Details Textual) (USD $)	7 Months Ended	12 Months Ended
	Jul. 31, 2009	Dec. 31, 2011	Dec. 31, 2009	Dec. 31, 2008	Dec. 05, 2008
Earnings Per Share Reconciliation (Textual) [Abstract]
Issue of cumulative perpetual preferred stock series B					130,000
Liquidation Preference, Per Share					$ 1,000
Issue of Ten-Years warrant, No Par Value					1,669,521
Exercise Price, Per Share					$ 11.68
Aggregate Purchase Price of Common Stock				$ 130,000,000
Allocated of purchase price of Common Stock (In Millions)				8,600,000
Allocated of purchase price of Preferred Stock (In Millions)				121,400,000
Number of Year of discount on preferred stock				5 years
Amortization of preferred stock discount (In Millions)			8,500,000
Rate of Series B Preferred Stock dividend First five year		5.00%
Rate of Series B Preferred Stock dividend Thereafter		9.00%
Maturity date of preferred stock redeemed		Feb. 15, 2012
Dividend Paid on Preferred Stock			4,271,000
Repurchase Price of Preferred Stock			131,307,000
Gross Proceeds From the Issuance of Common Stock in Underwritten Public	132,500,000
Net proceeds from the issuance of common stock in an underwritten public offer	$ 126,056,000		$ 126,056,000
No of shares to Reduced under warrant	834,000
Preferred stock dividend and discount amortization		$ 0.14
Increase in weighted common shares outstanding		$ 0.07