Consolidated Balance Sheet (unaudited) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 1,357	$ 2,277
Receivables from customers, less allowances of $4 in 2019 and 2018 (K)	1,155	1,047
Other receivables (K)	640	451
Inventories (L)	2,606	2,492
Prepaid expenses and other current assets	260	314
Total current assets	6,018	6,581
Properties, plants, and equipment, net (M)	5,517	5,704
Goodwill (C)	4,500	4,500
Deferred income taxes	568	573
Intangibles, net (D and M)	686	919
Other noncurrent assets (N)	624	416
Total assets	17,913	18,693
Current liabilities:
Accounts payable, trade	2,095	2,129
Accrued compensation and retirement costs	384	370
Taxes, including income taxes	116	118
Accrued interest payable	113	113
Other current liabilities (N)	479	356
Short-term debt (O)	434	434
Total current liabilities	3,621	3,520
Long-term debt, less amount due within one year (O and P)	5,901	5,896
Accrued pension benefits (F)	2,079	2,230
Accrued other postretirement benefits (F)	641	723
Other noncurrent liabilities and deferred credits (B and N)	805	739
Total liabilities	13,047	13,108
Contingencies and commitments (R)
Arconic shareholders’ equity:
Preferred stock	55	55
Common stock (H)	440	483
Additional capital (H)	7,484	8,319
Accumulated deficit	(256)	(358)
Accumulated other comprehensive loss (J)	(2,869)	(2,926)
Total Arconic shareholders’ equity	4,854	5,573
Noncontrolling interests	12	12
Total equity	4,866	5,585
Total liabilities and equity	$ 17,913	$ 18,693