Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Current Assets
Cash and cash equivalents	$ 20	$ 26
Accounts receivable:
Trade (net of allowance for doubtful receivables - 2012: $1; 2011: $1)	31	23
Related companies	406	385
Other	141	158
Notes receivable from related companies	3,032	3,261
Inventories	215	207
Other current assets and deferred income taxes	87	93
Total current assets	3,932	4,153
Investments
Investments in related companies	971	971
Investments in nonconsolidated affiliates	142	132
Other investments	6	6
Noncurrent receivables	45	45
Noncurrent receivables from related companies	134	136
Total investments	1,298	1,290
Property
Property	7,129	7,099
Less accumulated depreciation	5,795	5,745
Net property	1,334	1,354
Other Assets
Intangible assets (net of accumulated amortization 2012: $142; 2011: $141)	8	8
Deferred income tax assets - noncurrent	666	675
Asbestos related insurance receivables noncurrent	168	172
Deferred charges and other assets	54	53
Total other assets	896	908
Total Assets	7,460	7,705
Current Liabilities
Notes payable related companies	23	15
Long term debt due within one year	0	37
Accounts payable:
Trade	277	256
Related companies	440	382
Other	24	31
Asbestos related liabilities current	72	73
Accrued and other current liabilities	170	157
Total current liabilities	1,006	951
Long Term Debt	470	470
Other Noncurrent Liabilities
Pension and other postretirement benefits - noncurrent	1,013	1,062
Asbestos related liabilities noncurrent	591	608
Other noncurrent obligations	175	179
Total other noncurrent liabilities	1,779	1,849
Stockholder's Equity
Common stock (authorized and issued: 1,000 shares of $0.01 par value each)	0	0
Additional paid in capital	312	312
Retained earnings	5,016	5,253
Accumulated other comprehensive loss	(1,125)	(1,132)
Union Carbide Corporation's stockholder's equity	4,203	4,433
Noncontrolling interests	2	2
Total equity	4,205	4,435
Total Liabilities and Equity	$ 7,460	$ 7,705