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Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2015
Fair Value Disclosures [Abstract]  
Carrying value and estimated fair value of convertible notes and long-term debt
The carrying value and estimated fair value of the Company’s long-term debt are as follows (in thousands):
 
March 31, 2015
 
December 31, 2014
 
Carrying
Value
 
Fair
Value
 
Carrying
Value
 
Fair
Value
Term loan
$
30,756

 
$
30,756

 
$
35,541

 
$
35,541

Borrowings under revolving credit facility
17,274

 
17,274

 
8,500

 
8,500