XML 130 R116.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 15 - Income Taxes (Details Textual) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent   35.00% 35.00% 35.00%
Income Tax Expense (Benefit), Continuing Operations, Adjustment of Deferred Tax (Asset) Liability   $ 6,550    
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued   0 $ 0  
Deferred Tax Assets, Valuation Allowance   $ 0 $ 0  
Scenario, Forecast [Member]        
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent 21.00%