Loans Supplemental Loan Information (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Loans and Leases Receivable, Other Information [Abstract]
Unamortized Deferred Loan Origination Costs, Net of Deferred Loan Origination Fees	$ 1,571	$ 1,445
Overdrawn Deposit Accounts	690	390
Pledged loans secured by one-to-four family residential mortgages under a blanket collateral agreement to secure borrowings from the Federal Home Loans Bank of New York	133,709	172,704
Residential Real Estate Loans Serviced for Freddie Mac	134,688	106,220
Loans Held for Sale at Period End	2,801	893
Loans to Related Parties [Roll Forward]
Balance at beginning of year	15,772	14,987
Adjustment due to change in composition of related parties	45	0
New loans and renewals, during the year	5,939	3,016
Repayments, during the year	(4,309)	(2,231)
Balance at end of year	$ 17,447	$ 15,772