Note 10 - Deposits - Scheduled Maturities of Time Deposits (Details)
$ in Thousands
Dec. 31, 2016
USD ($)
2017 $ 83,816
2018 354,767
2019 104,235
2020 70,225
2021 and greater 127,385
Total time deposits 740,428
Less Than $250 Thousand [Member]  
2017 80,711
2018 306,156
2019 87,730
2020 65,069
2021 and greater 98,893
Total time deposits 638,559
Equal to or Greater Than $250Thousand [Member]  
2017 3,105
2018 48,611
2019 16,505
2020 5,156
2021 and greater 28,492
Total time deposits $ 101,869