Note 8 - Fair Value of Assets and Liabilities (Tables)

3 Months Ended

Mar. 31, 2014

Fair Value Disclosures [Abstract]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

	March 31, 2014
	Fair Value Measurements Using						Assets at Fair
(Dollars in thousands)	Level 1		Level 2		Level 3		Value
Assets:
Securities available for sale
U.S. government agencies and corporations	$	—	$	42,667	$	—	$	42,667
Mortgage-backed securities		—		39,153		—		39,153
Obligations of states and political subdivisions		—		129,979		—		129,979
Total securities available for sale		—		211,799		—		211,799
Loans held for sale		—		28,630		—		28,630
Interest rate lock commitments included in other assets		—		626		—		626
Forward sales commitments included in other assets		—		1		—		1
Total assets measured at fair value on a recurring basis	$	—	$	241,056	$	—	$	241,056
Liabilities:
Derivative liability - cash flow hedges	$	—	$	290	$	—	$	290

	December 31, 2013
	Fair Value Measurements Using						Assets at Fair
(Dollars in thousands)	Level 1		Level 2		Level 3		Value
Assets:
Securities available for sale
U.S. Treasury securities	$	—	$	10,000	$	—	$	10,000
U.S. government agencies and corporations				29,950				29,950
Mortgage-backed securities		—		50,863		—		50,863
Obligations of states and political subdivisions		—		127,139		—		127,139
Preferred stock		—		158		—		158
Total securities available for sale		—		218,110		—		218,110
Loans held for sale		—		35,879		—		35,879
Interest rate lock commitments		—		511		—		511
Forward sales commitments		—		22		—		22
Total assets	$	—	$	254,522	$	—	$	254,522
Liabilities:
Derivative liability - cash flow hedges	$	—	$	331	$	—	$	331

Fair Value Measurements, Nonrecurring [Table Text Block]

	March 31, 2014
	Fair Value Measurements Using						Assets at Fair
(Dollars in thousands)	Level 1		Level 2		Level 3		Value
Impaired loans, net	$	—	$	—	$	2,573	$	2,573
Other real estate owned, net		—		—		701		701
Total	$	—	$	—	$	3,274	$	3,274

	December 31, 2013
	Fair Value Measurements Using						Assets at Fair
(Dollars in thousands)	Level 1		Level 2		Level 3		Value
Impaired loans, net	$	—	$	—	$	3,646	$	3,646
Other real estate owned, net		—		—		2,769		2,769
Total	$	—	$	—	$	6,415	$	6,415

Fair Value Inputs, Assets, Quantitative Information [Table Text Block]

	Fair Value Measurements at March 31, 2014
(Dollars in thousands)	Fair Value		Valuation Technique(s)	Unobservable Inputs	Range of Inputs
Impaired loans, net	$	2,573	Appraisals	Discount for current market conditions and estimated selling costs	10%	-	50%
Other real estate owned, net	$	701	Appraisals	Discount for current market conditions and estimated selling costs	0%	-	20%
Total	$	3,274

Fair Value, by Balance Sheet Grouping [Table Text Block]

			Fair Value Measurements at March 31, 2014 Using
(Dollars in thousands)	Carrying Value		Level 1		Level 2		Level 3		Total Fair Value
Financial assets:
Cash and short-term investments	$	192,906	$	192,906	$	—	$	—	$	192,906
Securities available for sale		211,799		—		211,799		—		211,799
Loans, net		783,857		—		—		797,433		797,433
Loans held for sale		28,630		—		28,630		—		28,630
Accrued interest receivable		6,026		6,026		—		—		6,026
BOLI		14,081		—		14,081		—		14,081
Derivative asset		627		—		627		—		627
Financial liabilities:
Demand deposits	$	634,642	$	634,642	$	—	$	—	$	634,642
Time deposits		392,558		—		394,540		—		394,540
Borrowings		173,552		—		166,606		—		166,606
Derivative liability		290		—		290		—		290
Accrued interest payable		830		830		—		—		830

			Fair Value Measurements at December 31, 2013 Using
(Dollars in thousands)	Carrying Value		Level 1		Level 2		Level 3		Total Fair Value
Financial assets:
Cash and short-term investments	$	148,139	$	148,139	$	—	$	—	$	148,139
Securities available for sale		218,110		—		218,110		—		218,110
Loans, net		785,532		—		—		800,488		800,488
Loans held for sale		35,879		—		35,879		—		35,879
Accrued interest receivable		6,360		6,360		—		—		6,360
BOLI		13,988		—		13,988		—		13,988
Derivative asset		533		—		533		—		533
Financial liabilities:
Demand deposits	$	608,409	$	608,409	$	—	$	—	$	608,409
Time deposits		399,883		—		403,291		—		403,291
Borrowings		169,835		—		162,194		—		162,194
Derivative liability		331				331				331
Accrued interest payable		843		843		—		—		843