Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	$ 186,986	$ 216,640
Fair Value, Inputs, Level 1 [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	2,571
Fair Value, Inputs, Level 2 [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	184,415	216,640
Fair Value, Inputs, Level 3 [Member] | Collateral Dependent Impaired Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	10,319	2,317
Fair Value, Inputs, Level 3 [Member] | Other Real Estate Owned [Member] | Fair Value, Measurements, Nonrecurring [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	166	148
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Nonrecurring [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	10,485	2,465
Collateral Dependent Impaired Loans [Member] | Fair Value, Measurements, Nonrecurring [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	10,319	2,317
Other Real Estate Owned [Member] | Fair Value, Measurements, Nonrecurring [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	166	148
Fair Value, Measurements, Nonrecurring [Member]
Note 22 - Fair Values (Details) - Fair Value of Assets Measured on a Non-Recurring Basis [Line Items]
Assets measured at fair value	$ 10,485	$ 2,465