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Accounts Payable and Accrued Expenses
3 Months Ended
Mar. 31, 2017
Payables and Accruals [Abstract]  
Accounts Payable and Accrued Expenses
Accounts Payable and Accrued Expenses
Accounts payable and accrued expenses at March 31, 2017 and December 31, 2016 are summarized as follows:
(in millions)
 
March 31,
2017
 
December 31,
2016
Trade accounts payable
 
$
197.8

 
$
157.7

Employee-related expenses
 
30.9

 
28.1

Accrued vacation
 
21.9

 
21.8

Miscellaneous accrued expenses
 
85.5

 
113.6

Total
 
$
336.1

 
$
321.2