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Financing Arrangements (Tables)
 12 Months Ended
Dec. 31, 2017
Debt Disclosure [Abstract]  
Schedule of financing arrangements
Financing arrangements consisted of the following:
 
December 31, 2017
 
December 31, 2016
(In thousands)
Principal Amount
 
Unamortized Discount and Debt Issuance Costs
 
Total Debt
 
Principal Amount
 
Unamortized Discount and Debt Issuance Costs
 
Total Debt
2017 Convertible Notes
$
—

 
$
—

 
$
—

 
$
83,256

 
$
(268
)
 
$
82,988

2021 Convertible Notes
100,000

 
(22,643
)
 
77,357

 
100,000

 
(27,100
)
 
72,900

Amended ABL Facility
81,600

 
—

 
81,600

 
—

 
—

 
—

Other debt
1,518

 
—

 
1,518

 
380

 
—

 
380

Total debt
183,118

 
(22,643
)
 
160,475

 
183,636

 
(27,368
)
 
156,268

Less: current portion
(1,518
)
 
—

 
(1,518
)
 
(83,636
)
 
268

 
(83,368
)
Long-term debt
$
181,600

 
$
(22,643
)
 
$
158,957

 
$
100,000

 
$
(27,100
)
 
$
72,900