Note 3 - Revenue Recognition (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three months ended March 31,
			% of					% of
	2020		Revenue			2019		Revenue
Data Center	$	33,264		82.2	%	$	38,499		73.0	%
CATV		4,223		10.4	%		11,962		22.7	%
Telecom		2,560		6.3	%		1,738		3.3	%
FTTH		—		0.0	%		94		0.2	%
Other		420		1.0	%		426		0.8	%
Total Revenue	$	40,467		100.0	%	$	52,719		100.0	%