Note 2 - Significant Accounting Policies (Tables)

9 Months Ended

Dec. 31, 2019

Notes Tables

Disaggregation of Revenue [Table Text Block]

($ in thousands)	Three Months Ended December 31, 2019		Three Months Ended December 31, 2018
Packaged sales
Astaxanthin packaged	$	4,513	$	6,012
Spirulina packaged		1,878		3,212
Total packaged sales		6,391		9,224
Bulk sales
Astaxanthin bulk		377		229
Spirulina bulk		613		533
Total bulk sales		990		762
Contract extraction revenue		123		58
Total net sales	$	7,504	$	10,044

($ in thousands)	Nine Months Ended December 31, 2019		Nine Months Ended December 31, 2018
Packaged sales
Astaxanthin packaged	$	13,870	$	15,388
Spirulina packaged		5,523		6,208
Total packaged sales		19,393		21,596
Bulk sales
Astaxanthin bulk		879		823
Spirulina bulk		2,590		1,663
Total bulk sales		3,469		2,486
Contract extraction revenue		403		61
Total net sales	$	23,265	$	24,143