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Supplemental Cash Flow Information
 12 Months Ended
Dec. 31, 2017
Supplemental Cash Flow Elements [Abstract]  
Supplemental Cash Flow Information
SUPPLEMENTAL CASH FLOW INFORMATION

Cash Flow Provided by (Used In) Operations Due to Changes in Operating Assets and Liabilities, net of acquisitions:
In millions
2017
2016
2015
Receivables, Net
$
49.9

$
25.5

$
(1.5
)
Inventories, Net
(6.5
)
10.5

(19.7
)
Prepaid Expenses
0.8

(1.2
)
0.1

Other Assets
(32.8
)
8.5

(12.4
)
Accounts Payable
27.0

4.3

12.7

Compensation and Employee Benefits
3.5

(21.7
)
(1.9
)
Income Taxes
2.3

1.7

0.9

Interest Payable
(1.7
)
5.0

(1.1
)
Other Accrued Liabilities
6.7

12.8

(3.9
)
Other Noncurrent Liabilities
14.2

(6.9
)
7.8

Total
$
63.4

$
38.5

$
(19.0
)



Cash paid for interest and cash paid, net of refunds, for income taxes was as follows:
In millions
2017
2016
2015
Interest
$
81.8

$
64.9

$
60.9

Income Taxes
$
15.9

$
14.5

$
11.2