Note 10 - Fair Values of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2015

Fair Value Disclosures [Abstract]

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

	Level in	September 30, 2015				December 31, 2014
	Fair Value	Carrying		Fair		Carrying		Fair
	Hierarchy	Values		Values		Values		Values
Financial assets:
Cash	Level 1	$	13,314	$	13,314	$	13,261	$	13,261
Cash equivalents	Level 2		90,535		90,535		159,477		159,477
Securities available for sale	(1)		367,173		367,173		432,912		432,912
FHLBI stock	(2)		7,567		7,567		13,699		13,699
Loans, net	Level 3		2,199,212		2,200,805		2,067,662		2,062,566
Loans held for sale	Level 2		2,057		2,057		1,574		1,574
Bank owned life insurance	Level 2		58,680		58,680		57,861		57,861
Accrued interest receivable	Level 2		8,355		8,355		8,033		8,033
Financial liabilities:
Deposits	Level 2		2,254,129		2,214,078		2,276,915		2,254,749
Repurchase agreements	Level 2		158,149		158,149		167,569		167,569
FHLBI advances	Level 2		68,000		68,883		54,022		54,720
Subordinated debentures	Level 2		54,983		55,049		54,472		54,508
Accrued interest payable	Level 2		1,554		1,554		1,942		1,942
Interest rate swap	(1)		533		533		253		253