CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
ASSETS
Trading Securities, Amortized Cost Basis	$ 90,339	$ 112,663
Available-for-sale Securities, Amortized Cost Basis	469,650	462,579
Held-to-maturity Securities, Fair Value	$ 92,458	$ 80,107
STOCKHOLDERS’ EQUITY
Preferred Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Preferred Stock, Shares Authorized	500,000	500,000
Preferred stock, liquidation value per share	$ 1,000	$ 1,000
Preferred Stock, Shares Outstanding	0	124,000
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	50,000,000	50,000,000
Common Stock, Shares, Issued	19,454,965	19,454,965
Common Stock, Shares, Outstanding	19,420,625	17,519,132
Common Stock, Shares Held in Employee Trust, Shares	34,340	34,340