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

3 Months Ended

Mar. 31, 2025

Notes Tables

Schedule of Inventory, Current [Table Text Block]

	March 31, 2025		December 31, 2024
Raw materials	$	652	$	629
Work in process and finished goods		965		918
Total	$	1,617	$	1,547

Schedule of Cash and Cash Equivalents [Table Text Block]

	March 31, 2025		December 31, 2024		March 31, 2024		December 31, 2023
Cash and cash equivalents	$	507	$	494	$	351	$	529
Restricted cash included in other current assets		6		9		25		23
Restricted cash included in other noncurrent assets		10		9		11		11
Total cash, cash equivalents and restricted cash	$	523	$	512	$	387	$	563