CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION    
Available-for-sale, amortized cost (in dollars) $ 1,042,208 $ 1,237,876
Held-to-maturity, fair value (in dollars) $ 514,633 $ 487,307
Preferred Stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred Stock, shares authorized 100,000,000 100,000,000
Preferred Stock, shares issued 0 0
Preferred Stock, shares outstanding 0 0
Common Stock, par value (in dollars per share) $ 0.01 $ 0.01
Common Stock, shares authorized 300,000,000 300,000,000
Common Stock, shares issued 82,298,707 82,279,507
Common Stock, shares outstanding 77,123,026 79,297,478
Treasury Stock, shares 5,175,681 2,982,029