FAIR VALUE DISCLOSURES (Tables)

3 Months Ended

Mar. 31, 2021

FAIR VALUE DISCLOSURES

Schedule of valuation of financial instruments measured at fair value on a recurring basis

			Fair Value Measurements at March 31, 2021 with:
			Quoted prices in		Significant
			active markets		other		Significant
			for identical		observable		unobservable
(in thousands)	Total		assets		inputs		inputs
			(Level 1)		(Level 2)		(Level 3)
Assets:
Equity securities	$	147	$	147	$	—	$	—
Investments measured at net asset value	$	29,585

			Fair Value Measurements at December 31, 2020 with:
			Quoted prices in		Significant
			active markets		other		Significant
			for identical		observable		unobservable
(in thousands)	Total		assets		inputs		inputs
			(Level 1)		(Level 2)		(Level 3)
Assets:
Equity securities	$	132	$	132	$	—	$	—
Investments measured at net asset value	$	32,039

Schedule of valuation of financial instruments measured at fair value on a non-recurring basis

			Fair Value Measurements at March 31, 2021 with:
			Quoted prices in		Significant
				active markets	other		Significant
			for identical		observable		unobservable
(in thousands)	Total		assets		inputs		inputs
			(Level 1)		(Level 2)		(Level 3)
Assets:
Assets held for sale	$	4,032	$	—	$	4,032	$	—

			Fair Value Measurements at December 31, 2020 with:
			Quoted prices in		Significant
			active markets		other		Significant
			for identical		observable			unobservable
(in thousands)	Total		assets		inputs		inputs
			(Level 1)		(Level 2)		(Level 3)
Assets:
Assets held for sale	$	4,032	$	—	$	4,032	$	—