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Credit Facilities (Tables)
3 Months Ended
Mar. 31, 2019
Line of Credit Facility [Abstract]  
Schedule of Long-term Debt
Long-term debt consisted of the following:
 
March 31,
2019
 
December 31,
2018
Term loan facility
$
163,584

 
$
161,622

Revolving loan facility

 

Convertible senior notes
84,500

 
84,500

Other debt
4,281

 
4,281

Debt discounts and deferred financing costs
(48,883
)
 
(52,325
)
Long-term debt, including current portion
203,482

 
198,078

Less current portion

 

Long-term debt
$
203,482

 
$
198,078

Summary of Warrants Issued
In connection with the execution of the Facility Agreement and the Amended Facility Agreement, the Company issued warrants to Deerfield (the “2017 Deerfield Warrants” and the “2018 Deerfield Warrants,” respectively; collectively, the “Warrants”) as summarized below:
 
Number of shares of common stock
 
Exercise price
2017 Deerfield Warrants
647,001

 
$
92.30

2018 Deerfield Warrants
875,001

 
$
47.10

Principal Maturities of Long-term Debt
The aggregate principal maturities of long-term debt as of March 31, 2019 are as follows:
 
Term loan facility
 
Convertible senior notes
 
Other debt
 
Total
Year ending December 31,
 
 
 
 
 
 
 
2019
$

 
$

 
$

 
$

2020

 
84,500

 

 
84,500

2021
40,768

 

 

 
40,768

2022
61,408

 

 

 
61,408

2023
61,408

 

 
4,281

 
65,689

 
$
163,584

 
$
84,500

 
$
4,281

 
$
252,365