Acquisition (Tables)

12 Months Ended

Dec. 31, 2011

Notes To Financial Statements [Abstract]

Summary of the consideration paid for EJ and E and the fair value of the assets acquired and liabilities assumed that were recognized at the acquisition date.

The following table summarizes the consideration paid for EJ&E and thefair value of the assets acquired and liabilities assumed that were recognized at the acquisition date:

In US millions	At January 31, 2009
Consideration
Cash		$	300
Fair value of total consideration transferred		$	300
Recognized amounts of identifiable assets acquired and liabilities assumed
Current assets		$	4
Properties			310
Current liabilities			(4)
Other noncurrent liabilities			(10)
Total identifiable net assets		$	300