Note 2 - Investment Securities (Details) - Amortized Cost and Fair Value of Debt Securities by Contractual Maturity (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Amortized Cost and Fair Value of Debt Securities by Contractual Maturity [Abstract]
Due in one year or less	$ 120
Due in one year or less	122
Due in one year or less	0
Due in one year or less	0
Due after one year through five years	13,653
Due after one year through five years	13,782
Due after one year through five years	0
Due after one year through five years	0
Due after five years through ten years	23,602
Due after five years through ten years	23,945
Due after ten years	16,064
Due after ten years	16,500
Due after ten years	0
Due after ten years	0
	53,439
	54,349
	0
	0
Mortgage-backed securities and CMO	46,221
Mortgage-backed securities and CMO	46,137
Mortgage-backed securities and CMO	7
Mortgage-backed securities and CMO	7
	99,660
	100,486
	7	9
	$ 7	$ 9