SUPPLEMENTAL FINANCIAL INFORMATION (Tables)

9 Months Ended

Sep. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedules of Components of Revenues

The components of revenues are as follows:

	Three months ended September 30,				Nine months ended September 30,
	2016		2015		2016		2015
Uranium concentrates	$	8,687	$	19,159	$	33,664	$	49,795
Alternate feed materials processing and other	15		—		40		669
Revenues	$	8,702	$	19,159	$	33,704	$	50,464

Schedule of Other Nonoperating Income (Expense)

The components of other income (expense) are as follows:

	Three months ended September 30,					Nine months ended September 30,
	2016		2015			2016			2015
Interest income	$	36	$	21		$	76		$	60
Change in value of investments accounted at fair value	—		150			—			112
Change in value of warrant liabilities	1,178		712			1,879			712
Change in value of convertible debentures	323		18			(666		)	(890		)
Other	333		(63		)	814			379
Other income (expense)	$	1,870	$	838		$	2,103		$	373