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FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS (Tables)
3 Months Ended
Mar. 31, 2018
Fair Value Disclosures [Abstract]  
Fair Value Measurements, Recurring and Nonrecurring
The following fair values are estimated using market information and what the Company believes to be appropriate valuation methodologies under GAAP:
 
 
March 31, 2018
 
December 31, 2017
(in thousands)
 
Carrying amount
 
Fair value
 
Carrying amount
 
Fair value
 
 
 
 
Level 1
 
Level 2
 
Level 3
 
 
 
Level 1
 
Level 2
 
Level 3
Assets:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Cash and cash equivalents
 
$
84,850

 
$
84,850

 
$

 
$

 
$
105,006

 
$
105,006

 
$

 
$

Restricted cash
 
4,135

 
4,135

 

 

 
3,837

 
3,837

 

 

Investment in equity securities
 
41,652

 
41,652

 

 

 
49,153

 
49,153

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Liabilities:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Long-term debt
 
412,095

 

 
412,095

 

 
413,581

 

 
407,377