Note 2 - Acquisitions (Tables)

12 Months Ended

Dec. 31, 2018

Notes Tables

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]

Details of Acquisition (in thousands)	As of April 2, 2018
Assets acquired
Accounts receivable, net	$	6,609
Inventories		14,769
Property and equipment		2,898
Prepaid expenses and other		345
Intangible assets		5,255
Total assets acquired		29,876
Total liabilities assumed		(7,969	)
Cash paid	$	21,907