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Debt (Tables)
3 Months Ended
Mar. 31, 2021
Debt Disclosure [Abstract]  
Schedule of Debt Obligations

Our debt obligations consisted of the following as of the periods presented:

 

 

 

March 31,

 

 

December 31,

 

 

 

2021

 

 

2020

 

 

 

(Dollars in millions)

 

Term Debt, interest rate of 2.6%

 

$

663.0

 

 

$

664.7

 

Revolving Credit Facility ($300.0 million available capacity less amounts reserved for

   letters of credit, which were $0.8 million and $0.4 million, respectively)

 

 

 

 

 

 

Convertible Senior Notes

 

 

575.0

 

 

 

 

Canada Line of Credit (CDN $7.0 million letter of credit capacity, which was fully utilized; USD $5.6 million and USD $5.4 million, respectively)

 

 

 

 

 

 

Financing lease liabilities (Please refer to Note 13)

 

 

10.3

 

 

 

8.8

 

Total debt

 

 

1,248.3

 

 

 

673.5

 

Less unamortized discount on Term Debt and Convertible Senior Notes

 

 

109.0

 

 

 

1.2

 

Less unamortized debt issuance costs on Term Debt and Convertible Senior Notes

 

 

15.7

 

 

 

4.5

 

Less current portion of long-term debt

 

 

8.2

 

 

 

7.2

 

Long-term debt, less current portion

 

$

1,115.4

 

 

$

660.6

 

Schedule of Convertible Senior Notes

The following table presents details of the Notes:

 

 

 

Initial Conversion Rate per $1,000 Principal

 

Initial Conversion Price per Share

 

 

 

 

 

 

 

 

Notes

 

7.5641 shares

 

 

$132.20

 

Carrying Amount of Liability Component of Notes

The carrying amount of the liability component of the Notes was as follows:

 

 

 

March 31, 2021

 

 

 

(Dollars in millions)

 

Principal amount

 

$

575.0

 

Less:

 

 

 

 

    Unamortized debt discount

 

 

107.9

 

    Unamortized debt issuance costs

 

 

11.5

 

Net carrying amount

 

$

455.6

 

Summary of Interest Expense Recognized Related to Notes

The following table sets forth total interest expense recognized related to the Notes for the period:

 

 

 

Three Months Ended March 31, 2021

 

 

 

(Dollars in millions)

 

Contractual interest expense

 

$

0.1

 

Amortization of debt discount

 

 

0.7

 

Amortization of debt issuance costs

 

 

0.1

 

    Total

 

$

0.9

 

Schedule of Future Principal Payments and Maturities of Indebtedness, Excluding Financing Lease Obligations

The future principal payments and maturities of our indebtedness, excluding financing lease obligations, are as follows:

 

Years Ending December 31,

 

Amount

 

 

 

(Dollars in millions)

 

2021

 

$

5.1

 

2022

 

 

6.8

 

2023

 

 

6.8

 

2024

 

 

6.8

 

2025

 

 

637.5

 

Thereafter

 

 

575.0

 

 

 

$

1,238.0