Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2018

Deferred revenue activity related to the access to our Supercharger network, internet connectivity, autopilot and over-the-air software updates on automotive sales with and without resale value guarantee consisted of the following (in thousands):

	Six Months Ended June 30, 2018
Deferred revenue on automotive sales with and without resale value guarantee— beginning of period	$	475,919
Additions		155,768
Net changes in liability for pre-existing contracts		(4,394	)
Revenue recognized		(49,440	)
Deferred revenue on automotive sales with and without resale value guarantee— end of period	$	577,853

Schedule of Disaggregation of Revenue by Major Source

The following table disaggregates our revenue by major source (in thousands):

	Three Months Ended June 30, 2018		Six Months Ended June 30, 2018
Automotive sales without resale value guarantee	$	2,698,239	$	4,880,753
Automotive sales with resale value guarantee		365,616		664,654
Automotive regulatory credits		54,010		134,339
Energy generation and storage sales		234,602		532,497
Services and other		270,142		533,554
Total revenues from sales and services		3,622,609		6,745,797
Automotive leasing		239,816		413,252
Energy generation and storage leasing		139,806		251,933
Total revenues	$	4,002,231	$	7,410,982

Schedule of Potentially Dilutive Shares that were Excluded from Computation of Diluted Net Loss per Share of Common Stock

The following table presents the potentially dilutive shares that were excluded from the computation of diluted net loss per share of common stock attributable to common stockholders, because their effect was anti-dilutive:

	Three Months Ended June 30,				Six Months Ended June 30,
	2018		2017		2018		2017
Stock-based awards		9,925,584		9,038,397		9,815,543		10,434,764
Convertible senior notes		1,500,618		2,792,247		1,503,118		2,972,278
Warrants		270,027		801,673		286,010		736,567

Schedule of Cash and Cash Equivalents and Restricted Cash

The following table totals cash and cash equivalents and restricted cash as reported on the consolidated balance sheets; the sums are presented on the consolidated statements of cash flows (in thousands):

	June 30,		December 31,		June 30,		December 31,
	2018		2017		2017		2016
Cash and cash equivalents	$	2,236,424	$	3,367,914	$	3,035,924	$	3,393,216
Restricted cash		146,822		155,323		118,369		105,519
Restricted cash, net of current portion		399,992		441,722		358,445		268,165
Total as presented in the consolidated statements of cash flows	$	2,783,238	$	3,964,959	$	3,512,738	$	3,766,900

Schedule of Accrued Warranty Activity

	Three Months Ended June 30,						Six Months Ended June 30,
	2018			2017			2018			2017
Accrued warranty—beginning of period	$	465,866		$	306,951		$	401,790		$	266,655
Warranty costs incurred		(49,604	)		(25,384	)		(94,285	)		(48,400	)
Net changes in liability for pre-existing warranties, including expirations and foreign exchange impact		(10,917	)		8,915			(10,416	)		2,653
Additional warranty accrued from adoption of the new revenue standard		—			—			37,139			—
Provision for warranty		118,664			52,797			189,781			122,371
Accrued warranty—end of period	$	524,009		$	343,279		$	524,009		$	343,279

Adoption of ASU 2014-09 [Member]

Schedule of Impact of New Revenue Standard on Consolidated Financial Statements

Accordingly, the cumulative effect of the changes made to our consolidated January 1, 2018 consolidated balance sheet for the adoption of the new revenue standard was as follows (in thousands):

	Balances at December 31, 2017			Adjustments from Adoption of New Revenue Standard			Balances at January 1, 2018
Assets
Inventory	$	2,263,537		$	(27,009	)	$	2,236,528
Prepaid expenses and other current assets		268,365			51,735			320,100
Operating lease vehicles, net		4,116,604			(1,808,932	)		2,307,672
Other assets		273,123			68,355			341,478
Liabilities
Accrued liabilities and other		1,731,366			74,487			1,805,853
Deferred revenue		1,015,253			(436,737	)		578,516
Resale value guarantees		787,333			(295,909	)		491,424
Customer deposits		853,919			56,081			910,000
Deferred revenue, net of current portion		1,177,799			(429,771	)		748,028
Resale value guarantees, net of current portion		2,309,222			(1,346,179	)		963,043
Other long-term liabilities		2,442,970			104,767			2,547,737
Redeemable noncontrolling interests in subsidiaries		397,734			8,101			405,835
Equity
Accumulated other comprehensive gain		33,348			15,221			48,569
Accumulated deficit		(4,974,299	)		623,172			(4,351,127	)
Noncontrolling interests in subsidiaries		997,346			(89,084	)		908,262

In accordance with the new revenue standard requirements, the impact of adoption on our consolidated balance sheet was as follows (in thousands):

	June 30, 2018
	As Reported			Balances Without Adoption of New Revenue Standard			Effect of Change Higher / (Lower)
Assets
Inventory	$	3,324,643		$	3,357,531		$	(32,888	)
Prepaid expenses and other current assets		422,034			364,476			57,558
Operating lease vehicles, net		2,282,047			4,228,216			(1,946,169	)
Other assets		419,254			352,000			67,254
Liabilities
Accrued liabilities and other		1,814,979			1,743,824			71,155
Deferred revenue		576,321			1,022,041			(445,720	)
Resale value guarantees		674,255			1,030,975			(356,720	)
Customer deposits		942,129			883,611			58,518
Deferred revenue, net of current portion		795,820			1,243,506			(447,686	)
Resale value guarantees, net of current portion		584,857			2,061,508			(1,476,651	)
Other long-term liabilities		2,607,458			2,496,748			110,710
Redeemable noncontrolling interests in subsidiaries		539,536			532,321			7,215
Equity
Accumulated other comprehensive gain		18,545			18,843			(298	)
Accumulated deficit		(5,768,831	)		(6,477,890	)		709,059
Noncontrolling interests in subsidiaries		821,156			904,983			(83,827	)

In accordance with the new revenue standard requirements, the impact of adoption on our consolidated statement of operations and consolidated statement of comprehensive loss was as follows (in thousands):

	Three Months Ended June 30, 2018									Six Months Ended June 30, 2018
	As Reported			Balances Without Adoption of New Revenue Standard			Effect of Change Higher / (Lower)			As Reported			Balances Without Adoption of New Revenue Standard			Effect of Change Higher / (Lower)
Revenues
Automotive sales	$	3,117,865		$	2,752,249		$	365,616		$	5,679,746		$	5,015,092		$	664,654
Automotive leasing		239,816			429,027			(189,211	)		413,252			767,402			(354,150	)
Energy generation and storage		374,408			388,695			(14,287	)		784,430			802,160			(17,730	)
Cost of revenues
Automotive sales		2,529,739			2,280,012			249,727			4,621,136			4,155,284			465,852
Automotive leasing		136,915			278,133			(141,218	)		241,411			503,714			(262,303	)

Provision for income taxes		13,707			14,013			(306	)		19,312			20,345			(1,033	)
Net loss		(742,706	)		(796,621	)		53,915			(1,527,333	)		(1,617,591	)		90,258
Net loss attributable to noncontrolling interests and redeemable noncontrolling interests in subsidiaries		(25,167	)		(26,532	)		1,365			(100,243	)		(104,614	)		4,371
Net loss attributable to common stockholders		(717,539	)		(770,089	)		52,550			(1,427,090	)		(1,512,977	)		85,887
Foreign currency translation adjustment		(64,376	)		(33,307	)		(31,069	)		(14,803	)		716			(15,519	)
Comprehensive loss		(781,915	)		(803,396	)		21,481			(1,441,893	)		(1,512,261	)		70,368