Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Income tax expense (benefit) from continuing operations

	2019			2018			2017
	(in thousands)
United States	$	(15,647	)	$	(39,334	)	$	(40,090	)
International		428			512			565
Total loss before income tax provision	$	(15,219	)	$	(38,822	)	$	(39,525	)

	2019			2018			2017
	(in thousands)
Current:
Federal	$	—		$	32		$	—
State		10			(6	)		36
Foreign		—			—			139
		10			26			175
Deferred:
Federal		(2,065	)		(6,213	)		(2,916	)
State		(417	)		(1,188	)		(175	)
Foreign		—			—			—
		(2,482	)		(7,401	)		(3,091	)
Change in federal tax rate		—			—			11,693
Valuation allowance		2,482			7,369			16,662
Total income tax expense (benefit)	$	10		$	(6	)	$	25,439

The reconciliations of the U.S. federal statutory rate to the effective income tax rate

	2019			2018			2017
Tax provision at U.S. federal statutory rates		21.0	%		21.0	%		34.0	%
State income taxes net of federal benefit		3.0			3.2			2.7
Deferred tax asset adjustments – NOL related		(0.4	)		(0.2	)		(12.1	)
Non-deductible permanent items		(0.3	)		(0.2	)		(0.1	)
Stock options		(3.2	)		(3.4	)		(0.1	)
Goodwill impairment		—			(1.5	)		(17.5	)
Other		(3.9	)		(0.2	)		0.3
Transition tax adjustment		—			—			0.2
Change in rate		—			—			(29.6	)
Change in valuation allowance		(16.3	)		(18.7	)		(42.2	)
Effective income tax rate		(0.1	)%		0.0	%		(64.4	)%

Deferred income taxes

	2019			2018
	(in thousands)
Deferred tax assets:
Allowance for doubtful accounts	$	187		$	143
Accrued liabilities		826			781
Net operating loss carryforwards		23,933			20,686
Intangible assets		4,334			4,473
Share-based compensation expense		2,120			2,250
Other		406			363
Total gross deferred tax assets		31,806			28,696
Valuation allowance		(31,168	)		(28,687	)
Total deferred tax assets		638			9
Deferred tax liabilities:
Right of use assets		(638	)		—
Fixed assets		—			(9	)
Total gross deferred tax liabilities		(638	)		(9	)
Net deferred tax assets	$	—		$	—

Federal and state net operating loss carry-forwards

The federal NOLs expire through 2035 as follows (in millions):

2025	$	4.2
2026		25.5
2027		15.5
2028		5.2
2029		7.7
2030		10.6
2031		1.3
2032		—
2033		0.1
2034		2.5
2035		1.5
Do not expire		26.4
	$	100.5

The state NOLs expire through 2038 as follows (in millions):

2028	$	2.6
2029		5.8
2030		11.0
2034		1.4
2035		0.8
2038		2.3
2039		2.4
California NOLs		26.3
Other State NOLs		19.9
Total State NOLs	$	46.2

A reconciliation of the beginning and ending amount of unrecognized tax benefits

	2019		2018
	(in thousands)
Balance at January 1,	$	464	$	464
Reductions based on tax positions related to prior years and settlements		—		—
Balance at December 31,	$	464	$	464