Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2014

Accounting Policies [Abstract]

Summary of Financial Information for Joint Ventures

The following tables present summarized financial information for these joint ventures:

Year Ended December 31			2014		2013
(In millions)
Total assets			$	1,231	$	1,336
Total liabilities				1,025		954
Year Ended December 31	2014		2013		2012
Revenues	$	491	$	349	$	294
Net income		32		7		32

Schedule of Life Settlement Contracts Fair Value Method

The following table details the values for life settlement contracts. The determination of fair value is discussed in Note 4.

	Number of Life Settlement Contracts		Fair Value of Life Settlement Contracts		Face Amount of     Life Insurance     Policies
(Dollar amounts in millions)
Estimated maturity during:
2015		60	$	11	$	37
2016		60		10		33
2017		50		9		30
2018		50		7		26
2019		50		6		26
Thereafter		318		39		187
Total		588	$	82	$	339

Principal Service Lives

The principal service lives used in computing provisions for depreciation are as follows:

	Years
Pipeline equipment		30 to 50
Offshore drilling equipment		15 to 30
Other		3 to 40