Consolidated Statements of Financial Condition (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Consolidated Statements of Financial Condition
Available-for-sale Securities, Amortized Cost	$ 132,529	$ 134,035
Held-to-maturity Securities, Fair Value	$ 68,470	$ 68,307
Preferred Stock, Par or Stated Value Per Share	$ 10.00	$ 10.00
Preferred Stock, Shares Authorized	1,000,000	1,000,000
Preferred Stock, Liquidation Preference Per Share	$ 1,000	$ 1,000
Preferred Stock, Shares Issued	13,000	13,000
Common Stock, Par or Stated Value Per Share	$ 1.00	$ 1.00
Common Stock, Shares Authorized	10,000,000	10,000,000
Common Stock, Shares, Issued	2,882,503	2,882,503
Treasury Stock, Shares	157,139	162,803