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Long-Term Debt (Tables)
12 Months Ended
Dec. 31, 2015
Debt Disclosure [Abstract]  
Schedule of long-term debt
Long-term debt was as follows:
 
December 31, 2015
 
December 31, 2014
 
(in millions)
6.5% Senior Notes due 2022
$
500.0

 
$
500.0

CRNF credit facility
125.0

 
125.0

Capital lease obligations
48.5

 
49.9

Total debt
673.5

 
674.9

Current portion of long-term debt and capital lease obligations
(126.6
)
 
(1.4
)
Long-term debt, net of current portion
$
546.9

 
$
673.5

Schedule of estimated amortization of deferred financing costs
Estimated amortization of deferred financing costs is as follows:
 
 
Year Ending December 31,
Deferred
Financing
 
(in millions)
2016
$
2.2

2017
1.8

2018
0.9

2019
0.9

2020
0.9

Thereafter
1.7

 
$
8.4

Schedule of future payments required under capital lease
Future payments required under capital lease at December 31, 2015 are as follows:
Year Ending December 31,
Capital Lease
 
(in millions)
2016
$
6.4

2017
6.5

2018
6.5

2019
6.5

2020
6.5

2021 and thereafter
57.2

Total future payments
89.6

Less: amount representing interest
41.1

Present value of future minimum payments
48.5

Less: current portion
1.6

Long-term portion
$
46.9