General Accounting Matters (Tables)

3 Months Ended

Mar. 31, 2012

General Accounting Matters [Abstract]

Allowance for Doubtful Accounts

The following table presents our allowance for doubtful accounts activity for the periods presented:

	For the Three Months
	Ended March 31,
	2012			2011
Balance at beginning of period	$	13.4		$	18.4
Charged to costs and expenses		0.1			0.2
Deductions (1)		(0.5	)		(5.1	)
Balance at end of period	$	13.0		$	13.5
(1)   The 2011 deduction is primarily due to our reassessment of the allowance for doubtful accounts as a result of improved credit ratings of a significant customer, which reduced our exposure to potential uncollectibility.

Schedule of Other Nonoperating Income

The following table presents the components of “Other, net” income for the periods presented:

	For the Three Months  Ended March 31,
	2012		2011
Gain on sales of available-for-sale securities (1)	$	53.3	$	--
Distribution income from available-for-sale securities		4.1		--
Other		1.0		0.2
	$	58.4	$	0.2
(1)   Represents gains on the sale of Energy Transfer Equity common units. See Note 7 for information regarding our investment in Energy Transfer Equity.