XML 14 R46.htm IDEA: XBRL DOCUMENT v2.4.0.6
Preferred Stock, Common Stock and Dividends (Details) (USD $)
 1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2012
Apr. 30, 2012
Mar. 31, 2012
Feb. 29, 2012
Oct. 31, 2011
Apr. 30, 2011
Apr. 30, 2009
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Y
Jun. 30, 2011
Aug. 15, 2012
Aug. 02, 2012
Jul. 11, 2012
Apr. 07, 2012
month
Dec. 31, 2011
Mar. 10, 2009
month
Dec. 23, 2008
Preferred Stock, Common Stock and Dividends                                    
Series A cumulative perpetual preferred shares, issued               216,000   216,000           216,000    
Series A Cumulative perpetual preferred shares, par value (in dollars per share)               $ 0.01   $ 0.01           $ 0.01    
Series A Cumulative perpetual preferred shares, per share liquidation value (in dollars per share)               $ 1,000   $ 1,000           $ 1,000    
Series A cumulative perpetual preferred shares, aggregate liquidation value               $ 176,000,000   $ 176,000,000                
Payment for U.S. Treasury               28,494,286   28,494,286           28,441,714    
Payment for U.S. Treasury               257,764,000   257,764,000       40,000,000   256,793,000    
Series A cumulative perpetual preferred shares, value               211,846,000   211,846,000           210,548,000    
Senior preferred stock, dividend rate for first five years (as a percent)                   5.00%                
Senior preferred stock, dividend rate thereafter (as a percent)                   9.00%                
Warrants to purchase entity's common stock (in shares)               1,326,238   1,326,238                
Warrants, exercise price (in dollars per share)               $ 24.43   $ 24.43                
Percentage of aggregate common stock investment on exercise of warrant to Senior Preferred Stock investment                   15.00%                
Warrants, term (in years)                   10                
Senior preferred stock, dividend paid 2,700,000     2,700,000                            
Senior preferred stock, future payment                       2,200,000            
Series A cumulative perpetual preferred shares, fair value as if issued on a stand-alone basis               130,900,000   130,900,000                
Warrants, fair value as if issued on a stand-alone basis               8,000,000   8,000,000                
Series A Cumulative perpetual preferred shares, discount (in dollars)               4,154,000   4,154,000           5,452,000   12,400,000
Period of amortization of discount on preferred shares (in years)                   5                
Amortization of discount on series A cumulative perpetual preferred shares               655,000 615,000 1,298,000 1,220,000              
Cash dividends paid to common shareholders (in dollars per share)   $ 0.20     $ 0.19 $ 0.19                        
Repurchase of common stock, authorized amount     40,000,000       40,000,000                      
Period of repurchase of common stock (in months)                             12   12  
Cumulative number of shares repurchased under all stock repurchase programs                         7,800,399          
Cumulative cost of shares repurchased under all stock repurchase programs                         $ 236,791,000