Note 18 - Condensed Financial Statements of Parent Company (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2017 |
Sep. 30, 2017 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Dec. 31, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Mar. 31, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 31, 2015 |
|
Gain (Loss) on Sale of Investments | $ 199 | $ 168 | |||||||||
Income Tax Expense (Benefit) | $ 538 | $ 910 | $ 696 | $ 730 | $ 857 | $ 607 | $ 790 | $ 858 | 2,874 | 3,112 | 3,443 |
Parent Company [Member] | |||||||||||
Gain (Loss) on Sale of Investments | 207 | 168 | |||||||||
Income Tax Expense (Benefit) | 67 | 60 | $ 3 | ||||||||
Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] | Reclassification out of Accumulated Other Comprehensive Income [Member] | Parent Company [Member] | |||||||||||
Gain (Loss) on Sale of Investments | 199 | 168 | |||||||||
Income Tax Expense (Benefit) | $ 70 | $ 57 |