Note 1 - Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2018

Notes Tables

Schedule of Cash and Cash Equivalents [Table Text Block]

Cash, Cash Equivalents and Restricted Cash	March 31, 2018		December 31, 2017		March 31, 2017
(in thousands)
Cash and Cash Equivalents	$	8,577	$	13,030	$	9,407
Restricted Cash included in Other Assets		133		133		133
Cash, Cash Equivalents and Restricted Cash in the Consolidated Statement of Cash Flows	$	8,710	$	13,163	$	9,540