Note 9 - Accrued Expenses and Other Current Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2017		2016
Salaries and employee benefits payable	$	27,451	$	26,313
Other		15,323		9,301
Total	$	42,774	$	35,614