Note 9 - Short-Term Borrowings (Details) - Short-Term Borrowings (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012
Short-term Debt [Line Items]
Balance	$ 35,156		$ 32,488
Securities Sold under Agreements to Repurchase [Member]
Short-term Debt [Line Items]
Balance	35,156	[1]	27,988	[1]
Maximum indebtedness at any month end	35,156	[1]	27,988	[1]
Daily average indebtedness outstanding	29,684	[1]	23,793	[1]
Average rate paid for the year	0.37%	[1]	0.44%	[1]
Average rate on period-end borrowings	0.37%	[1]	0.37%	[1]
Other Short Term Debt [Member]
Short-term Debt [Line Items]
Balance		[2]	4,500	[2]
Maximum indebtedness at any month end		[2]	13,223	[2]
Daily average indebtedness outstanding	$ 59	[2]	$ 1,054	[2]
Average rate paid for the year	0.21%	[2]	0.34%	[2]
Average rate on period-end borrowings		[2]	0.25%	[2]

[1] Securities sold under agreements to repurchase mature overnight. The repurchase agreements were collateralized by U.S. Government mortgage-backed securities and CMOs with an amortized cost of $54,983,000 and $36,886,000 and a fair value of $54,441,000 and $37,915,000 at December 31, 2013 and 2012, respectively. These securities are held in safekeeping at the Federal Reserve Bank of Philadelphia.

[2] Other short-term borrowings include Federal funds purchased and overnight borrowings from the FHLB.