Note 11 - Fair Values of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Disclosures [Abstract]

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

	Level in	March 31, 2015				December 31, 2014
	Fair Value	Carrying		Fair		Carrying		Fair
	Hierarchy	Values		Values		Values		Values
Financial assets:
Cash	Level 1	$	13,298	$	13,298	$	13,261	$	13,261
Cash equivalents	Level 2		135,492		135,492		159,477		159,477
Securities available for sale	(1)		413,693		413,693		432,912		432,912
FHLBI stock	(2)		13,699		13,699		13,699		13,699
Loans, net	Level 3		2,096,281		2,099,094		2,067,662		2,062,566
Loans held for sale	Level 2		3,429		3,429		1,574		1,574
Bank owned life insurance	Level 2		58,148		58,148		57,861		57,861
Accrued interest receivable	Level 2		8,748		8,748		8,033		8,033
Financial liabilities:
Deposits	Level 2		2,279,524		2,253,068		2,276,915		2,254,749
Repurchase agreements	Level 2		148,219		148,219		167,569		167,569
FHLBI advances	Level 2		48,011		48,651		54,022		54,720
Subordinated debentures	Level 2		54,642		54,655		54,472		54,508
Accrued interest payable	Level 2		1,778		1,778		1,942		1,942
Interest rate swap	(1)		450		450		253		253