Valuation and Qualifying Accounts (Notes)

12 Months Ended

Dec. 31, 2014

Valuation and Qualifying Accounts [Abstract]

Schedule II Valuation and Qualifying Accounts

Valuation and Qualifying Accounts

	Year Ending December 31,
	2014			2013			2012
	(In millions)
Allowance for Doubtful Accounts (shown as deduction from Accounts Receivable in the Consolidated Statements of Financial Position)
Balance at Beginning of Period	$	55		$	62		$	162
Additions:
Charged to costs and expenses	95			94			79
Charged to other accounts (a)	20			23			16
Deductions (b)	(116		)	(124		)	(195		)
Balance at End of Period	$	54		$	55		$	62

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(a) Collection of accounts previously written off.

(b) Uncollectible accounts written off.