Note 15 - Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2014

Commitments and Contingencies Disclosure [Abstract]

Schedule of Fair Value, Off-balance Sheet Risks [Table Text Block]

December 31,	2014		2013
Commitments to extend credit and unused lines of credit	$	203,496	$	186,137
Standby letters of credit		6,276		5,311
Total financial instrument commitments	$	209,772	$	191,448

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Minimum lease payments
2015	$	477
2016		477
2017		423
2018		368
2019		341
Thereafter		3,276