Note 9 - Revenue (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
Consolidated Revenue:
Testing	$	3,938	$	4,614	$	8,478	$	9,552
Shipping / Collection (hair)		764		897		1,549		1,795
Other		26		26		58		49
Total Revenue	$	4,728	$	5,537	$	10,085	$	11,396