Note 21 - Derivatives (Details) - Fair Value and Balance Sheet Location of Derivatives (Forward Starting Interest Rate Swaps [Member], Other Liabilities [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2014		Dec. 31, 2013
Derivatives, Fair Value [Line Items]
Liability Derivatives	$ 3,224		$ 2,890
Forward Starting Interest Rate Swap One [Member]
Derivatives, Fair Value [Line Items]
Asset Derivatives		[1]		[1]
Liability Derivatives	880	[1]	1,071	[1]
Forward Starting Interest Rate Swap Two [Member]
Derivatives, Fair Value [Line Items]
Asset Derivatives		[1]		[1]
Liability Derivatives	1,298	[1]	1,134	[1]
Forward Starting Interest Rate Swap Three [Member]
Derivatives, Fair Value [Line Items]
Asset Derivatives		[1]		[1]
Liability Derivatives	$ 1,046	[1]	$ 685	[1]

[1] Derivative designated as hedging instrument.