Note 14 - Derivatives (Details) - Fair Value and Balance Sheet Location of Derivatives - Designated as Hedging Instrument [Member] - Cash Flow Hedging [Member] - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Derivatives, Fair Value [Line Items]
Liability Derivatives	$ 3,090	$ 3,224
Active Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Liability Derivatives	107	880
Forward Starting Interest Rate Swap One [Member]
Derivatives, Fair Value [Line Items]
Liability Derivatives	1,578	1,298
Forward Starting Interest Rate Swap Two [Member]
Derivatives, Fair Value [Line Items]
Liability Derivatives	$ 1,405	$ 1,046