Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Jun. 30, 2011	Dec. 31, 2010
Consolidated Balance Sheets
Available-for-sale Securities, Debt Maturities, Amortized Cost Basis	$ 156,970	$ 158,193
Available-for-sale Equity Securities, Amortized Cost Basis	$ 11,274	$ 10,885
Preferred Stock, No par value
Preferred Stock, Shares Authorized	1,000,000	1,000,000
Preferred Stock, Shares Issued	0	0
Preferred Stock, Shares Outstanding	0	0
Common Stock, Par or Stated Value Per Share	$ 0.01	$ 0.01
Common Stock, Shares Authorized	10,000,000	10,000,000
Common Stock, Shares, Issued	5,444,022	5,444,022
Common Stock, Shares, Outstanding	4,524,415	4,462,131
Employee Stock Ownership Plan (ESOP), Number of Suspense Shares	449,999	476,999
Treasury Stock, Shares	469,608	504,892