CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 28, 2024	Sep. 30, 2023	Sep. 28, 2024	Sep. 30, 2023
Pre-tax amount
Income (loss) before income taxes	$ (15)	$ 55	$ 72	$ 124
Foreign currency translation adjustments:
Foreign currency translation adjustments during period	0	(1)	(6)	3
Cash flow hedges:
Net deferred gain (loss) on cash flow hedges	(2)		(2)
Amount arising during the period:
Prior service cost	3		3
Reclassification to net income:
Prior service cost	(1)		(3)
Comprehensive income	(15)	54	64	127
Tax (expense) benefit
Net income	4	(13)	(19)	(29)
Foreign currency translation adjustments:
Foreign currency translation adjustments during period	0	0	2	0
Cash flow hedges:
Net deferred gain (loss) on cash flow hedges	0		0
Amount arising during the period:
Prior service cost	(1)		(1)
Reclassification to net income:
Prior service cost	1		1
Comprehensive income	4	(13)	(17)	(29)
After-tax amount
Net income (loss)	(11)	42	53	95
Foreign currency translation adjustments:
Foreign currency translation adjustments during period	0	(1)	(4)	3
Cash flow hedges:
Net deferred gain (loss) on cash flow hedges	(2)		(2)
Amount arising during the period:
Prior service cost	2		2
Reclassification to net income:
Prior service cost	0		(2)
Comprehensive income	$ (11)	$ 41	$ 47	$ 98