Note C - Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Years ended December 31,
			% of					% of					% of
	2019		Revenue			2018		Revenue			2017		Revenue
Data Center	$	143,563		75.2	%	$	200,236		74.9	%	$	306,712		80.2	%
CATV		37,328		19.6	%		51,699		19.3	%		60,756		15.9	%
Telecom		8,429		4.4	%		13,159		4.9	%		12,899		3.4	%
FTTH		190		0.1	%		818		0.3	%		490		0.1	%
Other		1,362		0.7	%		1,553		0.6	%		1,472		0.4	%
Total Revenue	$	190,872		100.0	%	$	267,465		100.0	%	$	382,329		100.0	%