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DEBT (Tables)
 9 Months Ended
Sep. 30, 2017
Debt Disclosure [Abstract]  
Long-Term Debt
Long-term debt consists of the following (in thousands):
 
 
 
September 30,
 
December 31,
 
 
 
2017
 
2016
 
Convertible senior notes due 2018
 
$
44,841
 
$
48,951
 
Senior notes due 2025
 
 
325,000
 
 
-
 
Term loan credit agreement
 
 
188,049
 
 
189,470
 
Other debt
 
 
230
 
 
676
 
 
 
$
558,120
 
$
239,097
 
Less: unamortized discount and fees
 
 
(7,419)
 
 
(3,164)
 
Less: current portion
 
 
(46,081)
 
 
(2,468)
 
 
 
$
504,620
 
$
233,465
 
Maturities of Long-Term Debt
The following table summarizes information about the equity and liability components of the Convertible Notes (dollars in thousands).
 
 
 
September 30,
 
December 31,
 
 
 
2017
 
2016
 
Principal amount of the Notes outstanding
 
$
44,841
 
$
48,951
 
Unamortized discount and fees of liability component
 
 
(898)
 
 
(2,183)
 
Net carrying amount of liability component
 
 
43,943
 
 
46,768
 
Less: current portion
 
 
(43,943)
 
 
-
 
Long-term debt
 
$
-
 
$
46,768
 
Carrying value of equity component, net of issuance costs
 
$
(7,373)
 
$
(3,971)
 
Remaining amortization period of discount on the liability component
 
 
0.6 years
 
 
1.3 years
 
Contractual Coupon Interest Expense and Accretion Of Discount On Liability
Contractual coupon interest expense and accretion of discount and fees on the liability component for the Convertible Notes for the three and nine month periods ended September 30, 2017 and 2016 included in Interest Expense on the Company’s Condensed Consolidated Statements of Operations were as follows (in thousands):
 
 
 
Three Months Ended September 30,
 
Nine Months Ended September 30,
 
 
 
2017
 
2016
 
2017
 
2016
 
Contractual coupon interest expense
 
$
379
 
$
809
 
$
1,194
 
$
2,541
 
Accretion of discount and fees on the liability component
 
$
374
 
$
746
 
$
1,159
 
$
2,288