Note 9 - Income Taxes (Tables)

6 Months Ended

Jun. 30, 2018

Notes Tables

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

	Three Months Ended June 30, 2018			Six Months Ended June 30, 2018
Net loss before benefit for income taxes	$	(30,612,000	)	$	(33,982,000	)
Benefit for income taxes		3,451,000			3,451,000
Effective tax rate		11.3	%		10.2	%