FAIR VALUE MEASUREMENTS (Tables)

9 Months Ended

Sep. 30, 2017

Fair Value Disclosures [Abstract]

Values of Assets Within Fair Value Hierarchy

The following table summarizes the values of our assets and liabilities as of the dates indicated within the fair value hierarchy (in thousands):

	Level 1		Level 2		Level 3		Investments Measured at NAV(1)		Total
As of September 30, 2017:
Investments in trading securities	$	45,836	$	—	$	—	$	2,257	$	48,093
Total financial instruments	$	45,836	$	—	$	—	$	2,257	$	48,093
As of December 31, 2016:
Investments in trading securities	$	53,319	$	—	$	—	$	3,166	$	56,485
Total financial instruments	$	53,319	$	—	$	—	$	3,166	$	56,485
(1) Comprised of certain investments measured at fair value using net asset value (“NAV”) as a practical expedient. These investments were recategorized and are no longer included within Level 2 of the valuation hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented on our consolidated balance sheets.