Unaudited Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2019		Dec. 31, 2018
Current Assets
Cash and cash equivalents (variable interest entity restricted - 2019: $23; 2018: $24)	$ 441		$ 439
Trade receivables - third party and affiliates (net of allowance for doubtful accounts - 2019: $10; 2018: $10; variable interest entity restricted - 2019: $5; 2018: $6)	1,015		1,017
Non-trade receivables, net	343		301
Inventories	1,009		1,046
Marketable securities, at fair value	29		31
Other assets	47		40
Total current assets	2,884		2,874
Investments in affiliates	950		979
Property, plant and equipment (net of accumulated depreciation - 2019: $2,871; 2018: $2,803; variable interest entity restricted - 2019: $650; 2018: $659)	3,721		3,719
Operating Lease, Right-of-Use Asset	210		0
Deferred income taxes	93		84
Other assets (variable interest entity restricted - 2019: $4; 2018: $5)	309		290
Goodwill	1,075	[1]	1,057
Intangible assets (variable interest entity restricted - 2019: $23; 2018: $23)	332		310
Total assets	9,574		9,313
Current Liabilities
Short-term borrowings and current installments of long-term debt - third party and affiliates	743		561
Trade payables - third party and affiliates	699		819
Other liabilities	311		343
Income taxes payable	69		56
Total current liabilities	1,822		1,779
Long-term debt, net of unamortized deferred financing costs	2,933		2,970
Deferred income taxes	273		255
Uncertain tax positions	162		158
Benefit obligations	550		564
Operating Lease, Liability, Noncurrent	193		0
Other liabilities	202		208
Commitments and Contingencies
Stockholders' Equity
Preferred stock, $0.01 par value, 100,000,000 shares authorized (2019 and 2018: 0 issued and outstanding)	0		0
Common stock	0		0
Treasury stock, at cost (2019: 42,285,459 shares; 2018: 40,323,105 shares)	(3,048)		(2,849)
Additional paid-in capital	224		233
Retained earnings	6,114		5,847
Accumulated other comprehensive income (loss), net	(243)		(247)
Total Celanese Corporation stockholders' equity	3,047		2,984
Noncontrolling interests	392		395
Total equity	3,439		3,379
Total liabilities and equity	$ 9,574		$ 9,313

[1] There were $0 million of accumulated impairment losses as of March 31, 2019.