XML 88 R77.htm IDEA: XBRL DOCUMENT v3.19.2
Note 16 - Share-based Payments (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Share-based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount $ 8,100   $ 8,100  
Share-based Payment Arrangement, Expense $ 700 $ 600 1,200 $ 1,200
Share-based Payment Arrangement, Amount Capitalized     $ 0  
Share-based Payment Arrangement, Option [Member]        
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition     2 years 255 days