FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS (Tables)

6 Months Ended

Jun. 30, 2019

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:

	June 30, 2019								December 31, 2018
(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	$	85,379	$	85,379	$	—	$	—	$	58,294	$	58,294	$	—	$	—
Restricted cash	3,741		3,741		—		—		5,752		5,752		—		—
Investment in equity securities	43,730		43,730		—		—		36,181		36,181		—		—
Long-term receivable (Note 3)	2,295		—		—		2,295		2,221		—		—		2,221
Liabilities:
Senior secured term loan	333,012		—		328,433		—		338,822		—		330,351		—