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Accrued Liabilities
12 Months Ended
Dec. 31, 2017
Payables and Accruals [Abstract]  
Accrued Liabilities
Accrued Liabilities

Accrued liabilities consists of the following (in millions):
 
December 31, 2017
 
December 31, 2016
Accrued compensation and benefit costs
$
27.5

 
$
24.9

National accounts accrual
29.7

 
23.3

Accrued property, sales, use and other related taxes
14.8

 
9.9

Accrued interest
7.5

 
9.1

Customer deposits
7.7

 
4.1

Self-insurance reserves
6.2

 
8.1

Income taxes payable
7.1

 
0.1

Other
12.8

 
8.7

Total accrued liabilities
$
113.3

 
$
88.2