Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 442	$ 228
Short-term marketable securities	194	96
Restricted cash	9	1
Receivables (net of reserves: 2015 - $14; 2014 - $22)	391	404
Inventories	314	329
Income taxes receivable	5	3
Other current assets	45	48
Total current assets	1,400	1,109
Long-term marketable securities	36	58
Property, plant and equipment, net	1,788	1,908
Deferred income taxes	728	18
Equity method investments	682	735
Other assets	102	108
Total assets	4,736	3,936
Current Liabilities:
Accounts payable	259	290
Accrued expenses	214	220
Current portion of long-term debt	500	4
Income taxes payable	9	1
Litigation settlement accrual	9	48
Total current liabilities	991	563
Long-term debt	1,675	2,191
Deferred income taxes	5	17
Pension and other postretirement benefits	392	491
Other liabilities	237	266
Total liabilities	3,300	3,528
Stockholders’ Equity:
Preferred stock – $1 par value, authorized 36,000,000 shares; outstanding - none	0	0
Common stock – $0.10 par value; authorized 200,000,000 shares; issued: 2015 - 145,667,000 shares; 2014 - 144,768,000 shares	15	14
Additional paid-in capital	3,027	3,014
Accumulated other comprehensive income (loss)	(314)	(338)
Retained earnings (accumulated deficit)	(1,292)	(2,283)
Stockholders' equity of parent	1,436	407
Noncontrolling interest	0	1
Total stockholders’ equity including noncontrolling interest	1,436	408
Total liabilities and stockholders’ equity	$ 4,736	$ 3,936