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DEBT (Tables)
 12 Months Ended
Dec. 31, 2013
Debt Disclosure [Abstract]  
Long-Term Debt
Long-term debt consists of the following (in thousands):
 
 
 
December 31,
 
 
 
2013
 
2012
 
Convertible senior notes
 
$
150,000
 
$
150,000
 
Term loan credit agreement
 
 
234,923
 
 
297,750
 
Industrial revenue bond
 
 
2,119
 
 
2,500
 
 
 
$
387,042
 
$
450,250
 
Less: unamortized discount
 
 
(24,907)
 
 
(30,020)
 
Less: current portion
 
 
(3,245)
 
 
(3,381)
 
 
 
$
358,890
 
$
416,849
 
Maturities of Long-Term Debt
Maturities of long-term debt for the five years succeeding December 31, 2013 and thereafter are as follows (in thousands):
 
2014
 
$
3,245
 
2015
 
 
3,266
 
2016
 
 
3,287
 
2017
 
 
3,309
 
2018
 
 
152,862
 
Thereafter
 
 
221,073
 
Maturities of long-term debt
 
$
387,042
 
Equity and Liability Components of Notes
The following table summarizes information about the equity and liability components of the Notes (dollars in thousands). The fair value of the notes outstanding were measured based on quoted market prices.
 
 
 
December 31,
 
 
 
2013
 
2012
 
Principal amount of convertible notes outstanding
 
$
150,000
 
$
150,000
 
Unamortized discount of liability component
 
 
(19,372)
 
 
(23,082)
 
Net carrying amount of liability component
 
 
130,628
 
 
126,918
 
Less: current portion
 
 
-
 
 
-
 
Long-term debt
 
$
130,628
 
$
126,918
 
Carrying value of equity component, net of issuance costs
 
$
20,993
 
$
20,993
 
Remaining amortization period of discount on the liability component
 
 
4.3 years
 
 
5.3 years
 
Contractual Coupon Interest Expense and Accretion Of Discount On Liability
Contractual coupon interest expense and accretion of discount on the liability component for the Note for the years ended December 31, 2013 and 2012 were as follow (in thousands):
 
 
 
Years Ended December 31,
 
 
 
2013
 
2012
 
Contractual coupon interest expense
 
$
5,063
 
$
3,488
 
Accretion of discount on the liability component
 
$
3,710
 
$
2,411