Note 14 - Earnings Per Share - Schedule of Earnings Per Share Basic and Diluted (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Net earnings	$ 2	$ 35	$ 33	$ 2	$ 20	$ (3)	$ 70	$ 19
Less: Series B Preferred stock cash dividends	(1)			(1)			(3)	(3)
Less: Series C Preferred stock in-kind dividends	(1)			(2)			(4)	(4)
Less: Preferred stock deemed dividends	0			0			(1)	(1)
Net earnings (loss) available to common shareholders - basic	0			(1)			54	9
Add back: Series B preferred stock cash and deemed dividends	0			0			4	0
Net earnings (loss) available to common shareholders - diluted	$ 0			$ (1)			$ 58	$ 9
Basic (in shares)	79.5			79.0			79.3	78.9
Series B Preferred Stock (in shares)	0.0			0.0			9.5	0.0
Weighted average shares — diluted (in shares)	79.5			79.0			90.5	80.7
Series C Preferred Stock [Member]
Less: Earnings attributable to Series C Preferred shareholders	$ 0			$ 0			$ (8)	$ (2)
Share-Based Payment Arrangement, Option [Member]
Dilutive Effect of Share-Based Payment Arrangements (in shares)	0.0			0.0			0.9	1.2
Restricted Stock Units (RSUs) [Member]
Dilutive Effect of Share-Based Payment Arrangements (in shares)	0.0			0.0			0.8	0.6