FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS (Tables)

6 Months Ended

Jun. 30, 2017

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, 2017								December 31, 2016
(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	$	114,205	$	114,205	$	—	$	—	$	149,294	$	149,294	$	—	$	—
Restricted cash	4,398		4,398		—		—		4,127		4,127		—		—
Available for sale securities	53,628		53,628		—		—		45,754		45,754		—		—
Liabilities:
Acquisition contingent consideration	393		—		—		393		376		—		—		376
Long-term debt	450,648		—		392,064		—		479,653		—		474,856		—