Committments and Contingent Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Loss Contingencies [Line Items]
Loss Contingency Accrual	$ 27	$ 25
Loss Contingency Accrual, Period Increase (Decrease)	(2)	(6)
Loss Contingency, Accrual, Current	1	1
Loss Contingency, Accrual, Noncurrent	26	24
Indemnity for liabilities other than environmental	15
SEC Schedule, 12-09, Reserve, Environmental Cost [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual	27	25	$ 13
Loss Contingency Accrual, Period Increase (Decrease)	(2)	(7)
Payments for Environmental Liabilities	2	1
Hardboard Siding Reserves
Loss Contingencies [Line Items]
Loss Contingency Accrual	0	0
Environmental Reserves
Loss Contingencies [Line Items]
Loss Contingency Accrual	$ 27	$ 25