Consolidated Statement of Financial Position (Unaudited) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
ASSETS
Cash and cash equivalents	$ 401	$ 196
Trade receivables, net of allowances of $9 and $10, respectively	165	177
Inventories, net	224	206
Other current assets	42	46
Current assets held for sale	2	2
Total current assets	834	627
Property, plant and equipment, net of accumulated depreciation of $431 and $430, respectively	143	152
Goodwill	12	12
Intangible assets, net	38	39
Operating lease right-of-use assets	47	48
Restricted cash	69	53
Other long-term assets	346	317
TOTAL ASSETS	1,489	1,248
LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND EQUITY
Accounts payable, trade	141	118
Short-term borrowings and current portion of long-term debt	2	2
Current portion of operating leases	18	12
Other current liabilities	134	164
Total current liabilities	295	296
Long-term debt, net of current portion	246	17
Pension and other postretirement liabilities	389	406
Operating leases, net of current portion	41	49
Other long-term liabilities	222	212
Total liabilities	1,193	980
Commitments and Contingencies (Note 8)
Redeemable, convertible preferred stock, no par value, $100 per share liquidation preference	192	191
Equity
Common stock, $0.01 par value
Additional paid in capital	1,169	1,152
Treasury stock, at cost	(10)	(9)
Accumulated deficit	(614)	(620)
Accumulated other comprehensive loss	(441)	(446)
Total shareholders’ equity	104	77
TOTAL LIABILITIES, REDEEMABLE CONVERTIBLE PREFERRED STOCK AND EQUITY	1,489	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	$ 192	$ 191