Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents, including restricted cash of nil and $250	$ 54	$ 286
Receivables, less allowances of $4 and $4	490	463
Inventories (NOTE 8)	680	663
Prepaid expenses	52	44
Income and other taxes receivable	61	59
Assets held for sale (NOTE 3)	330	287
Total current assets	1,667	1,802
Property, plant and equipment, net	2,444	2,524
Operating lease right-of-use assets (NOTE 9)	51	48
Intangible assets, net	219	207
Other assets	295	273
Total assets	4,676	4,854
Current liabilities
Trade and other payables	550	543
Income and other taxes payable	14	11
Operating lease liabilities due within one year (NOTE 9)	19	19
Long-term debt due within one year	7	259
Liabilities held for sale (NOTE 3)	43	63
Total current liabilities	633	895
Long-term debt	1,682	1,643
Operating lease liabilities (NOTE 9)	35	36
Deferred income taxes and other	523	525
Other liabilities and deferred credits	213	216
Commitments and contingencies (NOTE 13)
Shareholders' equity
Additional paid-in capital	1,555	1,555
Deficit	(17)	(40)
Accumulated other comprehensive income	52	24
Total shareholders' equity	1,590	1,539
Total liabilities and shareholders' equity	$ 4,676	$ 4,854