Quarterly report pursuant to Section 13 or 15(d)

Shareholder's Equity (Details)

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Shareholder's Equity (Details) (USD $)
Share data in Thousands, except Per Share data, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2012
Jun. 30, 2011
Shareholder's Equity (Textuals) [Abstract]        
Stock Repurchase Program, Authorized Amount $ 182,000,000      
Purchase of common stock shares 6,400     0
Purchase of common stock shares, value     (40,230,000) 0
Purchase of common stock, average price per share $ 6.26      
Cash dividends declared, prior period $ 0.04 $ 0.01 $ 0.08 $ 0.02
Redemption of trust preferred securities $ 80,000,000