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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Income Tax Disclosure [Abstract]

Component of Consolidated Income (Loss) Before Provision for Income Taxes

Consolidated income (loss) before provision for income taxes consisted of the following (in thousands):

		Year Ended December 31,
		2017				2016				2015
U.S.		$	(95,898	)		$	(114,484	)		$	(107,450	)
Non U.S.			744				2,040				656
Total		$	(95,154	)		$	(112,444	)		$	(106,794	)

Difference Between Consolidated Income Tax Benefit and Amount Computed by Federal Statutory Income Tax Rate

No income tax expense was recorded for the years ended December 31, 2017, 2016 and 2015 due to net operating loss carryforwards to offset the net income at Dynavax GmbH and a valuation allowance which offsets the deferred tax assets. The difference between the consolidated income tax benefit and the amount computed by applying the federal statutory income tax rate to the consolidated loss before income taxes was as follows (in thousands):

		Year Ended December 31,
		2017				2016				2015
Income tax benefit at federal statutory rate		$	(32,352	)		$	(38,183	)		$	(36,301	)
State tax			(4,482	)			(334	)			(394	)
Business credits			(1,960	)			(1,950	)			(2,622	)
Deferred compensation charges			3,823				3,016				1,481
Change in valuation allowance			(109,165	)			36,751				36,766
Rate change			86,943				-				-
Net operating loss and tax credit limitation			56,962				-				-
Other			231				700				1,070
Total income tax expense		$	-			$	-			$	-

Component of Deferred Tax Assets and Liabilities

Deferred tax assets and liabilities consisted of the following (in thousands): 

		December 31,
		2017				2016
Deferred tax assets:
Net operating loss carry forwards		$	146,300			$	249,510
Research tax credit carry forwards			29,658				29,463
Accruals and reserves			6,551				8,684
Capitalized research costs			1,422				4,457
Other			731				1,303
Total deferred tax assets			184,662				293,417
Less valuation allowance			(184,388	)			(293,145	)
Net deferred tax assets			274				272
Deferred tax liabilities:
Fixed assets			(274	)			(272	)
Total deferred tax liabilities			(274	)			(272	)
Net deferred tax assets		$	-			$	-

Schedule of Unrecognized Tax Benefits

The following table summarizes the activity related to the Company’s unrecognized tax benefits:

Balance at December 31, 2016		$	(2,426	)
Tax positions related to the current year
Additions			-
Reductions			-
Tax positions related to the prior year
Additions			-
Reductions			1,197
Balance at December 31, 2017		$	(1,229	)

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- References

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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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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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- Definition

Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(h)(1)(i))
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Tabular disclosure of the change in unrecognized tax benefits.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 55
-Paragraph 217
-URI http://asc.fasb.org/extlink&oid=96868398&loc=d3e36027-109320

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