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Debt (Tables)
3 Months Ended
Mar. 31, 2013
Debt Disclosure [Abstract]  
Schedule of the Company's obligations and other indebtedness
The Company is obligated under notes and other indebtedness as follows (in millions):
 
 
March 31,
2013
 
December 31,
2012
Accounts receivable securitization program
$
135.0

 
$
135.0

Secured promissory notes
13.1

 
14.5

Equipment credit facilities


 
12.0

Real estate credit agreement
100.8

 
101.7

Term loan credit facility
125.0

 
125.0

Series C convertible senior debentures
91.9

 
90.1

Revolving credit facilities
78.6

 
31.1

Senior notes
370.0

 
370.0

Related party credit agreements
107.4

 
114.9

Other indebtedness
16.6

 
17.3

 
1,038.4

 
1,011.6

Less current portion of debt
564.5

 
519.4

Long-term debt
$
473.9

 
$
492.2

Schedule of carrying and fair value of the Series C convertible debentures and Senior Notes
As of March 31, 2013, the carrying and estimated fair value of the Series C convertible senior debentures and Senior Notes were as follows (in millions):
 
 
March 31, 2013
 
Carrying
Value
 
Estimated
Fair Value
Convertible senior debentures - Series C
$
91.9

 
$
123.6

Senior Notes - Series A
40.0

 
41.3

Senior Notes - Series B
105.0

 
113.3

Senior Notes - Series C
65.0

 
71.1

Senior Notes - Series D
160.0

 
179.0

Total
$
461.9

 
$
528.3