Consolidated Balance Sheet - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents (X)	$ 1,919	$ 1,877
Receivables from customers, less allowances of $13 in 2015 and $14 in 2014 (U)	1,340	1,395
Other receivables (U)	522	733
Inventories (G)	3,442	3,082
Prepaid expenses and other current assets	730	761
Total current assets	7,953	7,848
Properties, plants, and equipment, net (H)	14,815	16,426
Goodwill (A & E)	5,401	5,247
Investments (I)	1,685	1,944
Deferred income taxes (T)	2,668	3,139
Other noncurrent assets (J)	4,006	2,759
Total Assets	36,528	37,363
Current liabilities:
Short-term borrowings (K & X)	38	54
Accounts payable, trade	2,889	3,152
Accrued compensation and retirement costs	850	937
Taxes, including income taxes	239	265
Other current liabilities	1,174	1,021
Long-term debt due within one year (K & X)	21	29
Total current liabilities	5,211	5,458
Long-term debt, less amount due within one year (K & X)	9,044	8,769
Accrued pension benefits (W)	3,298	3,291
Accrued other postretirement benefits (W)	2,106	2,155
Other noncurrent liabilities and deferred credits (L)	2,738	2,896
Total liabilities	$ 22,397	$ 22,569
Contingencies and commitments (N)
Alcoa shareholders' equity:
Preferred stock (R)	$ 55	$ 55
Mandatory convertible preferred stock (R)	3	3
Common stock (R)	1,391	1,304
Additional capital	10,019	9,284
Retained earnings	8,834	9,379
Treasury stock, at cost	(2,825)	(3,042)
Accumulated other comprehensive loss (B)	(5,431)	(4,677)
Total Alcoa shareholders' equity	12,046	12,306
Noncontrolling interests (M)	2,085	2,488
Total equity	14,131	14,794
Total Liabilities and Equity	$ 36,528	$ 37,363