Note 1 - Basis of Presentation - Disposal of Assets and Purchase of Property and Equipment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Proceeds from sale of assets	$ 0	$ 0	$ 2	$ 3
Proceeds from FCC - Repack	2	4	7	10
Net book value of assets disposed	(1)	(2)	(3)	(6)
Non-cash loss on divestitures	0	(53)	0	(53)
Loss on disposal of assets, net	1	(51)	6	(46)
Recurring purchases - operations			118	57
Assembly Atlanta project			179	91
Repack			1	6
Total			$ 298	$ 154