Note 1 - Description of Business and Summary of Significant Accounting Policies - Disposal of Assets and Purchase of Property and Equipment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Proceeds from sale of assets	$ 4	$ 478	$ 9
Proceeds from Repack reimbursement (Note 1)	7	11	29
Net book value of assets disposed	9	531	9
Total	2	(42)	29
Recurring purchases - operations	170	90	87
Assembly Atlanta development	264	109	0
Repack	2	8	23
Total	$ 436	$ 207	$ 110