Note 4 - Supplemental Balance Sheet and Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	June 30, 2023		December 31, 2022
Raw materials	$	710	$	679
Work in process and finished goods		1,021		930
Total	$	1,731	$	1,609

Schedule of Cash and Cash Equivalents [Table Text Block]

	June 30, 2023		December 31, 2022		June 30, 2022		December 31, 2021
Cash and cash equivalents	$	484	$	425	$	321	$	268
Restricted cash included in other current assets		8		7		8		9
Restricted cash included in other noncurrent assets		11		10		11		10
Total cash, cash equivalents and restricted cash	$	503	$	442	$	340	$	287