Debt (Tables)

12 Months Ended

Dec. 31, 2012

Debt Disclosure [Abstract]

Schedule of Short-term Debt [Table Text Block]

Schedule of Short-Term Borrowings:

	2012		2011
Balances at December 31:
Overnight Advances from the Federal Home Loan Bank of New York	$	29,000	$	42,000
Securities Sold Under Agreements to Repurchase	12,678		26,293
Total Short-Term Borrowings	$	41,678	$	68,293
Maximum Borrowing Capacity at December 31:
Federal Funds Purchased	$	30,000	$	30,000
Overnight Advances from the Federal Home Loan Bank of New York	90,000		114,000
Federal Reserve Bank of New York	268,000		244,000

Schedule of Maturities of Long-term Debt [Table Text Block]

Maturity Schedule of FHBLNY Term Advances Over the Next Five Years:

	Balances				Weighted Average Rate
Final Maturity	2012		2011		2012		2011
First Year	$	10,000	$	10,000	1.65	%	4.70	%
Second Year	10,000		10,000		1.43	%	1.65	%
Third Year	10,000		10,000		3.88	%	1.43	%
Fourth Year	—		10,000		—	%	3.88	%
Fifth Year	—		—		—	%	—	%
Years After	—		—		—	%	—	%
Total	$	30,000	$	40,000	2.32	%	2.92	%

Schedule of Long-term Debt Instruments [Table Text Block]

Schedule of Guaranteed Preferred Beneficial Interests in Corporation's Junior Subordinated Debentures

	2012			2011
ACST II
Balance at December 31,	$	10,000		$	10,000
Period-End Interest Rate	3.51		%	3.52		%
ACST III
Balance at December 31,	$	10,000		$	10,000
Period-End Interest Rate	2.36		%	2.37		%