Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Cash and Cash Equivalents, at Carrying Value	$ 10	$ 10
Trade (net of allowance for doubtful receivables 2020: $-; 2019: $-)	34	40
Accounts Receivable from Related Companies	820	766
Other	25	24
Income taxes receivable	210	211
Notes receivable from related companies	793	958
Inventories	294	256
Other current assets	37	38
Total current assets	2,223	2,303
Investments in related companies	237	237
Other investments	16	23
Noncurrent receivables	90	91
Noncurrent receivables from related companies	60	61
Total investments	403	412
Property	7,155	7,104
Less accumulated depreciation	5,956	5,922
Net property	1,199	1,182
Intangible assets (net of accumulated amortization 2020: $92; 2019: $90)	8	9
Operating lease right-of-use assets	105	107
Deferred Tax Assets, Deferred Income	240	239
Deferred charges and other assets	38	37
Total other assets	391	392
Total Assets	4,216	4,289
Notes payable to related companies	23	51
Notes Payable - Other	4	4
Long-term debt due within one year	133	132
Trade	323	284
Accounts Payable to Related Company	394	411
Other	19	16
Operating lease liabilities - current	22	21
Income taxes payable	53	33
Asbestos-related liabilities - current	85	90
Accrued and other current liabilities	142	145
Total current liabilities	1,198	1,187
Long-Term Debt	260	262
Pension and other postretirement benefits - noncurrent	292	298
Asbestos-related liabilities - noncurrent	844	857
Operating lease liabilities - noncurrent	84	87
Other noncurrent obligations	274	254
Liabilities, Other than Long-term Debt, Noncurrent	1,494	1,496
Common stock (authorized: 1,000 shares of $0.01 par value each; issued: 935.51 shares)	0	0
Additional paid-in capital	141	141
Retained earnings	2,515	2,605
Accumulated other comprehensive loss	(1,392)	(1,402)
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest	1,264	1,344
Total Liabilities and Equity	$ 4,216	$ 4,289