Debt and Equity Transactions (Unaudited) (Tables)

6 Months Ended

Jun. 30, 2013

A summary of the changes in debt for the six months ended June 30, 2013, follow (in millions):



Balance at December 31, 2012	$	3,527
Additions:
Acquisition-related debt:
Bank term loan	4,000
2.375% Senior Notes due 2018	1,500
3.100% Senior Notes due 2020	1,000
3.875% Senior Notes due 2023	1,999
5.450% Senior Notes due 2043	1,991
PXP debt assumed at the acquisition date (initially recorded at fair value):
Amended credit facility:
Revolving line of credit	1,469
Five-year term loan due 2017	750
Seven-year term loan due 2019	1,250
7⅝% Senior Notes due 2018	415
6⅛% Senior Notes due 2019	823
8⅝% Senior Notes due 2019	451
7⅝% Senior Notes due 2020	339
6½% Senior Notes due 2020	1,658
6⅝% Senior Notes due 2021	663
6¾% Senior Notes due 2022	1,117
6⅞% Senior Notes due 2023	1,695
MMR debt assumed at the acquisition date (initially recorded at fair value):
11.875% Senior Notes due 2014	314
4% Convertible Senior Notes due 2017	237
5¼% Convertible Senior Notes due 2013	69
PXP's additional borrowings under the amended credit facility	396
Other borrowings and changes	93
Subtotal	25,756
Less cash repayments:
PXP's amended credit facility	3,865
MMR's 4% Convertible Senior Notes due 2017	186
PXP's 7⅝% Senior Notes due 2018	415
Other	75
Total debt balance at June 30, 2013	21,215
Less current portion	(73		)
Long-term debt	$	21,142

A summary of the dates before which the make-whole redemption price applies for each of the senior notes follows: