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Supplemental Cash Flow Information (Notes)
 6 Months Ended
Jun. 30, 2013
Supplemental Cash Flow Information [Abstract]  
SUPPLEMENTAL CASH FLOW INFORMATION
SUPPLEMENTAL CASH FLOW INFORMATION

A detailed analysis of the changes in assets and liabilities that are reported in the Consolidated Statements of Cash Flows follows:
 
Six Months Ended
 
June 30,
 
2013
 
2012
Changes in Assets and Liabilities, Exclusive of Changes Shown Separately
(In millions)
Accounts receivable, net
$
(84
)
 
$
(102
)
Inventories
43

 
3

Accrued pension liability — affiliates
(134
)
 
(55
)
Accounts payable
18

 
(1
)
Accrued PSCR refund
60

 
63

Income taxes payable/receivable
(16
)
 
102

Accrued postretirement liability — affiliates
(138
)
 
(93
)
Other assets
168

 
186

Other liabilities
—

 
(59
)
 
$
(83
)
 
$
44