Note 1 - Basis of Presentation - Disposal of Assets and Purchase of Property and Equipment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Proceeds from sale of assets	$ (2)	$ (3)	$ (2)	$ (3)
Proceeds from FCC - Repack	0	(3)	(5)	(7)
Net book value of assets disposed	2	4	2	5
Other	0	1	0	0
Gain on disposal of assets, net	0	(1)	(5)	(5)
Recurring purchases - operations			67	39
Assembly Atlanta development			92	80
Repack			0	2
Total			$ 159	$ 121