INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Schedule of provision for income taxes

The provision for income taxes is comprised of the following for the years ended December 31:

	2019		2018
Current:
U.S.	$	168	$	(145	)
Foreign		5,872		(190	)
Total current	$	6,040	$	(335	)
Deferred:
U.S.	$	145	$	145
Foreign		2,002		70
Total deferred		2,147		215
Income taxes	$	8,187	$	(120	)

Schedule of geographical sources of loss before income taxes

The geographic sources of our loss before income taxes are as follows for the years ended December 31:

	2019			2018
U.S.	$	(23,623	)	$	(44,265	)
Foreign		9,197			(15,415	)
Total	$	(14,426	)	$	(59,680	)

Summary of Provision for Income Taxes Differs from U.S. Statutory Income Tax Rate to Loss Before Income Taxes

The provision for income taxes differs from the amount computed by applying the U.S. statutory income tax rate to the loss before income taxes for the reasons set forth below for the years ended December 31:

	2019			2018
Taxes at the U.S. federal statutory income tax rate	$	(3,029	)	$	(12,533	)
Nondeductible expenses		508			3,880
Change in valuation allowance		7,111			14,595
Effect of foreign operations		4,413			890
State tax, net of federal benefit		247			(3,174	)
Other		(1,063	)		(3,778	)
Provision for income taxes	$	8,187		$	(120	)

Schedule of tax effects of temporary differences and net operating losses ("NOL")

The tax effects of our temporary differences and net operating losses (“NOL”) are as follows for the years ended December 31:

	2019			2018
Deferred tax assets:
Operating loss carryforwards	$	37,860		$	36,150
Other accrued expenses		4,248			2,833
Outside basis difference in ASV		13,891			13,367
Tax credit carryforwards		1,714			1,859
Original issue discount		1,806			—
Other		4,562			3,504
Total deferred tax asset		64,081			57,713
Valuation allowance		(59,011	)		(51,850	)
Total deferred tax asset, net		5,070			5,863
Deferred tax liabilities:
Property and equipment		(299	)		(2,193	)
Intangible assets		(1,041	)		(1,116	)
Deferred revenue		(3,730	)		(394	)
Total deferred tax liabilities		(5,070	)		(3,703	)
Net deferred tax asset	$	—		$	2,160

Schedule of changes on gross amounts of unrecognized tax benefits

The following table presents the changes in our gross unrecognized tax benefits for the years ended December 31:

	2019		2018
Balance at beginning of year	$	169	$	192
Additions for tax positions taken in prior years		166		(23	)
Balance at end of year	$	335	$	169