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DEBT (Tables)
 6 Months Ended
Jun. 30, 2016
Debt Disclosure [Abstract]  
Long-Term Debt
Long-term debt consists of the following (in thousands):
 
 
 
June 30,
 
December 31,
 
 
 
2016
 
2015
 
Convertible senior notes
 
$
95,835
 
$
131,000
 
Term loan credit agreement
 
 
190,434
 
 
191,399
 
Other debt
 
 
893
 
 
1,149
 
 
 
$
287,162
 
$
323,548
 
Less: unamortized discount and fees
 
 
(6,852)
 
 
(11,052)
 
Less: current portion
 
 
(2,457)
 
 
(37,611)
 
 
 
$
277,853
 
$
274,885
 
Equity and Liability Components of Notes
The following table summarizes information about the equity and liability components of the Notes (dollars in thousands).
 
 
 
June 30,
 
December 31,
 
 
 
2016
 
2015
 
Principal amount of the Notes outstanding
 
$
95,835
 
$
131,000
 
Unamortized discount and fees of liability component
 
 
(5,780)
 
 
(9,888)
 
Net carrying amount of liability component
 
 
90,055
 
 
121,112
 
Less: current portion
 
 
-
 
 
(35,165)
 
Long-term debt
 
$
90,055
 
$
85,947
 
Carrying value of equity component, net of issuance costs
 
$
6,835
 
$
15,810
 
Remaining amortization period of discount on the liability component
 
 
1.8 years
 
 
2.3 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 Notes for the three and six month periods ended June 30, 2016 and 2015 were as follow (in thousands):
 
 
 
Three Months Ended June 30,
 
Six Months Ended June 30,
 
 
 
2016
 
2015
 
2016
 
2015
 
Contractual coupon interest expense
 
$
825
 
$
1,266
 
$
1,732
 
$
2,531
 
Accretion of discount and fees on the liability component
 
$
733
 
$
1,072
 
$
1,542
 
$
2,125