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Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Acquired Intangible Assets

Information regarding our acquired intangible assets including assets recognized from acquisition of Maxwell was as follows (in thousands):

		June 30, 2019																December 31, 2018
		Gross Carrying Amount				Accumulated Amortization				Other				Net Carrying Amount				Gross Carrying Amount				Accumulated Amortization				Other				Net Carrying Amount
Finite-lived intangible assets:
Developed technology		$	254,526			$	(53,577	)		$	1,130			$	202,079			$	152,431			$	(40,705	)		$	1,205			$	112,931
Trade names			3,175				(710	)			160				2,625				45,275				(44,056	)			170				1,389
Favorable contracts and leases, net			112,817				(20,281	)			—				92,536				112,817				(16,409	)			—				96,408
Other			37,559				(13,463	)			689				24,785				35,559				(11,540	)			719				24,738
Total finite-lived intangible assets			408,077				(88,031	)			1,979				322,025				346,082				(112,710	)			2,094				235,466
Indefinite-lived intangible assets:
Gigafactory 1 water rights			5,333				—				—				5,333				—				—				—				—
In-process research and     development (“IPR&D”)			60,290				—				(60,290	)			—				60,290				—				(13,264	)			47,026
Total indefinite-lived intangible    assets			65,623				—				(60,290	)			5,333				60,290				—				(13,264	)			47,026
Total intangible assets		$	473,700			$	(88,031	)		$	(58,311	)		$	327,358			$	406,372			$	(112,710	)		$	(11,170	)		$	282,492

Total Future Amortization Expense for Intangible Assets

Total future amortization expense for intangible assets was estimated as follows (in thousands):

Six months ending December 31, 2019		$	23,222
2020			44,550
2021			44,550
2022			44,550
2023			38,362
Thereafter			126,791
Total		$	322,025

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- References

No definition available.

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- Definition

Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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- Definition

Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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