Schedule II Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2017

Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation And Qualifying Accounts

SCHEDULE II. VALUATION AND QUALIFYING ACCOUNTS

For the years ended December 31, 2017, 2016 and 2015

In millions

Column A	Column B	Column C				Column D		Column E
		Additions
Description	Balance Beginning of Period	Charges or (Reductions) to Costs and Expenses		Charges or (Reductions) to Other         Accounts(b)(c)		Deductions		Balance at End of Period(a)
Allowance for doubtful accounts, deducted from accounts receivable in the balance sheet:
Year ended December 31, 2015	12.1	4.8		—		(6.5	)	10.4
Year ended December 31, 2016	10.4	(1.4	)	1.7		(0.4	)	10.3
Year ended December 31, 2017	10.3	5.6		(0.2	)	(0.2	)	15.5
Income tax valuation allowance, related to deferred income taxes
Year ended December 31, 2015	28.3	(1.4	)	(15.0	)	—		11.9
Year ended December 31, 2016	11.9	18.7		—		—		30.6
Year ended December 31, 2017	30.6	553.5		—		—		584.1

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(a) Allowance for doubtful accounts balance includes $13.2 million, $7.6 million, $4.5 million of allowance on long-term receivables recorded in other long term assets for the years ended December 31, 2017, 2016 and 2015, respectively.

(b) The income tax valuation allowance adjustment was recorded to accumulated other comprehensive income and deferred taxes.

(c) For the year ended December 31, 2015, $12.7 million of the income tax valuation allowance reductions related to the disposition of Chile.