Note 5 - Supplemental Balance Sheet and Cash Flow Information (Tables)

9 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	September 30, 2020			December 31, 2019
Raw materials	$	471		$	470
Work in process and finished goods		693			787
Inventory reserves		(77	)		(64	)
Total	$	1,087		$	1,193

Schedule of Cash and Cash Equivalents [Table Text Block]

	September 30, 2020		December 31, 2019		September 30, 2019		December 31, 2018
Cash and cash equivalents	$	956	$	508	$	402	$	510
Restricted cash included in other current assets		7		6		7		7
Restricted cash included in other noncurrent assets		3		4		3		3
Total cash, cash equivalents and restricted cash	$	966	$	518	$	412	$	520