Consolidated Statement of Financial Position (Unaudited) - USD ($) $ in Millions	Jun. 30, 2021	Dec. 31, 2020
ASSETS
Cash and cash equivalents	$ 395	$ 196
Trade receivables, net of allowances of $9 and $10, respectively	174	177
Inventories, net	234	206
Other current assets	43	46
Current assets held for sale	2	2
Total current assets	848	627
Property, plant and equipment, net of accumulated depreciation of $438 and $430, respectively	148	152
Goodwill	12	12
Intangible assets, net	36	39
Operating lease right-of-use assets	49	48
Restricted cash	66	53
Other long-term assets	375	317
TOTAL ASSETS	1,534	1,248
LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND EQUITY
Accounts payable, trade	145	118
Short-term borrowings and current portion of long-term debt	2	2
Current portion of operating leases	18	12
Other current liabilities	144	164
Total current liabilities	309	296
Long-term debt, net of current portion	249	17
Pension and other postretirement liabilities	391	406
Operating leases, net of current portion	43	49
Other long-term liabilities	219	212
Total liabilities	1,211	980
Commitments and Contingencies (Note 8)
Redeemable, convertible preferred stock, no par value, $100 per share liquidation preference	193	191
Equity
Common stock, $0.01 par value
Additional paid in capital	1,167	1,152
Treasury stock, at cost	(10)	(9)
Accumulated deficit	(598)	(620)
Accumulated other comprehensive loss	(429)	(446)
Total shareholders’ equity	130	77
TOTAL LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND EQUITY	1,534	1,248
Convertible Preferred Stock [Member]
LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND EQUITY
Redeemable, convertible preferred stock, no par value, $100 per share liquidation preference	$ 193	$ 191