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
Securities held-to-maturity at amortized cost, fair value (in dollars)	$ 2,501	$ 2,483
Loans, allowance for loan and lease losses (in dollars)	$ 18,473	$ 18,536
Preferred Shares, par (in dollars per share)	$ 1.25	$ 1.25
Preferred Shares, Authorized shares	20,000,000	20,000,000
Preferred Shares, Issued shares	0	0
Preferred Shares, outstanding shares	0	0
Common Shares, par (in dollars per share)	$ 1.25	$ 1.25
Common Shares, Authorized shares	50,000,000	50,000,000
Common Shares, Issued shares	16,457,169	16,457,169
Common Shares, outstanding shares	16,457,169	16,457,169