Supplemental Balance Sheet Information (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Other current liabilities
Accrued payroll and employee benefits	$ 431	$ 421
Distribution payable	202
Deferred revenue	195	214
Deferred revenue of consolidated variable interest entities	21	21
Accrued taxes, other than income	145	150
Accrued interest	108	122
Contingent liabilities	490	1,958
Macondo well incident settlement obligations	460
Other	20	47
Total other current liabilities	2,072	2,933
Other long-term liabilities
Long-term income taxes payable	502	581
Accrued pension liabilities	339	558
Deferred revenue	108	174
Deferred revenue of consolidated variable interest entities	51	72
Drilling contract intangibles	44	60
Accrued retiree life insurance and medical benefits	49	54
Macondo well incident settlement obligations	380
Other	81	105
Total other long-term liabilities	$ 1,554	$ 1,604

Current consolidated deferred revenue of variable interest entities amount as of balance sheet date. Consolidated deferred revenue of variable interest entities is a liability related to revenue producing activity for which revenue has not yet been recognized, and is not expected to be recognized in the next twelve months. Generally, an entity records deferred revenue when it receives consideration from a customer before achieving certain criteria that must be met for revenue to be recognized in conformity with GAAP.

No definition available.