Note 9 - Intangible Assets and Goodwill (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

	(Dollars in thousands)
Year ending December 31:
2018	$	7,129
2019		7,056
2020		6,739
2021		6,739
2022		6,483
Thereafter		51,274
Total	$	85,420