Income Taxes (Tables)
 12 Months Ended
Dec. 31, 2016
Income Tax Disclosure [Abstract]  
Components of the Provision for Income Taxes from Continuing Operations
The components of the (benefit) provision for income taxes from continuing operations are as follows (in thousands):

 
Year Ended December 31,
 
2016
 
2015
Current tax (benefit) expense:
 
 
 
Federal
$
(67
)
 
$
—

State
15

 
40

Total current
(52
)
 
40

Deferred tax (benefit) expense:
 
 
 
Federal
(321
)
 
86

State
(17
)
 
2

Total deferred
(338
)
 
88

Total (benefit) provision for income taxes
$
(390
)
 
$
128
Provision for Income Taxes from Continuing Operations Differs from the Federal Statutory Income Tax Rate
The benefit (provision) for income taxes from continuing operations differs from the federal statutory income tax rate as follows:

 
Year Ended December 31,
 
2016
 
2015
Federal statutory tax rate
34.0
 %
 
34.0
 %
State taxes
0.3

 
(1.6
)
Goodwill impairment
(25.1
)
 
—

Change in valuation allowance
(7.5
)
 
(33.7
)
Stock-based compensation
(0.1
)
 
(0.6
)
Meals, entertainment and other
(0.1
)
 
(0.2
)
Total
1.5
 %
 
(2.1
)%
Deferred Tax Assets (Liabilities)
Deferred tax assets (liabilities) consist of the following (in thousands):

 
Year Ended December 31,
 
2016
 
2015
Deferred tax assets:
 
 
 
Net operating loss and credit carryforwards
$
9,369

 
$
7,020

 Deferred loss on asset sale
2,008

 
1,935

Stock-based compensation
867

 
1,394

 Reserves and accruals
809

 
1,222

 Research and other credits
92

 
184

Fixed assets and intangibles
(491
)
 
(628
)
 Total gross deferred tax assets
12,654

 
11,127

 Less: Valuation allowance
(12,562
)
 
(11,373
)
Total deferred tax assets (liabilities)
$
92

 
$
(246
)