Condensed Consolidated Statements of Changes in Equity - USD ($) $ in Millions	Common Stock	Accumulated Other Comprehensive Loss	Retained Earnings	Noncontrolling Interest	Total
Balances at Dec. 31, 2018	$ 1	$ (410)	$ 3,727	$ 11	$ 3,329
Increase (Decrease) in Stockholders' Equity
Reduction to noncontrolling interests				(1)	(1)
Comprehensive income:
Net earnings (loss)			57		57
Other comprehensive loss, net of tax		1			1
Repurchase of common stock			(13)		(13)
Dividends on common stock ($2.25/share)			(3)		(3)
Balances at Mar. 30, 2019	1	(409)	3,768	10	3,370
Balances at Dec. 31, 2019	1	(440)	3,983	10	3,554
Comprehensive income:
Net earnings (loss)			(103)		(103)
Other comprehensive loss, net of tax		5			5
Repurchase of common stock			(13)		(13)
Dividends on common stock ($2.25/share)			(3)		(3)
Balances at Mar. 28, 2020	$ 1	$ (435)	3,861	$ 10	3,437
Increase (Decrease) in Stockholders' Equity
Adoption of accounting guidance			$ (3)		$ (3)