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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Schedule of Income Tax Provision

The income tax provision consists of the following as of December 31:

		2017				2016
Current:
Federal		$	—			$	—
State			24				37
			24				37
Deferred:
Federal			15,171				3,967
State			2,724				742
			17,895				4,709
Valuation allowance			(17,881	)			(4,691	)
Total income tax expense		$	38			$	55

Components of Deferred Tax Assets and Liabilities

Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and the amounts used for income tax purposes. Components of the Company’s deferred tax assets and liabilities at December 31, 2017 and 2016 are as follows:

		2017				2016
Deferred tax assets:
Inventory		$	834			$	1,766
Warranty			67				113
Net operating loss and tax credit carryforwards			37,045				53,721
Accrued expenses			4				7
Stock based compensation			352				387
Investment in affiliates			48				—
			38,350				55,994
Less—valuation allowance			(38,328	)			(55,739	)
Net deferred tax assets			22				255
Deferred tax liabilities:
Depreciation and amortization			(21	)			(46	)
Investment in affiliates			—				(209	)
Goodwill amortization			(15	)			—
Net deferred tax liabilities			(36	)			(255	)
Net deferred tax assets (liabilities)		$	(14	)		$	—

Reconciliation of Statutory and Effective Tax Rate After Adjustments for Non-Includable Partnership Income Arising from Non-Controlling Interest

A reconciliation of the statutory rate and the effective tax rate after adjustments for non-includable partnership income arising from non-controlling interest follows:

		2017				2016
Federal statutory rate			(35.00	%)			(35.00	%)
State income taxes—net of federal benefit			(3.90	%)			(3.90	%)
Permanent differences			(10.94	%)			(12.87	%)
Return to provision adjustments			5.18	%			(18.16	%)
Change in valuation allowance			(417.08	%)			69.93	%
Current state income tax			0.56	%			0.82	%
Change in enacted rate			462.23	%			0.00	%
Other, net			(0.15	%)			0.00	%
Effective tax rate			0.91	%			0.82	%

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- References

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- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319

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- Definition

Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319

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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

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