VALUATION AND QUALIFYING ACCOUNTS (Tables)

12 Months Ended

Dec. 31, 2012

Allowance for Doubtful Accounts

Allowance for Doubtful Accounts

Year end	Balance at Beginning of Year		Provision for Doubtful Accounts (1)		Write-Offs			Balance at End of Year
2012	$	17.4	$	21.7	$	(18.1	)	$	21.0
2011		21.0		13.7		(17.3	)		17.4
2010		26.4		19.2		(24.6	)		21.0

(1) Includes $0.1 million, $0.2 million and $0.5 million from discontinued operations for the years ended December 31, 2012, 2011 and 2010, respectively.

Estimated Revenue Adjustments

Estimated Revenue Adjustments

Year end	Balance at Beginning of Year		Provision for Estimated Revenue Adjustments (1)		Write-Offs			Balance at End of Year
2012	$	6.8	$	10.6	$	(11.0	)	$	6.4
2011		6.5		12.1		(11.8	)		6.8
2010		8.7		7.0		(9.2	)		6.5

(1) Includes $0.2 million, $0.3 million and $0.5 million from discontinued operations for the years ended December 31, 2012, 2011 and 2010, respectively.