Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current assets
Cash and cash equivalents	$ 2,236,424	$ 3,367,914
Restricted cash	146,822	155,323
Accounts receivable, net	569,874	515,381
Inventory	3,324,643	2,263,537
Prepaid expenses and other current assets	422,034	268,365
Total current assets	6,699,797	6,570,520
Property, plant and equipment, net	10,969,348	10,027,522
Intangible assets, net	300,406	361,502
Goodwill	64,284	60,237
MyPower customer notes receivable, net of current portion	434,841	456,652
Restricted cash, net of current portion	399,992	441,722
Other assets	419,254	273,123
Total assets	27,910,000	28,655,372
Current liabilities
Accounts payable	3,030,493	2,390,250
Accrued liabilities and other	1,814,979	1,731,366
Deferred revenue	576,321	1,015,253
Resale value guarantees	674,255	787,333
Customer deposits	942,129	853,919
Current portion of long-term debt and capital leases	2,020,685	796,549
Current portion of promissory notes issued to related parties	82,500	100,000
Total current liabilities	9,141,362	7,674,670
Long-term debt and capital leases, net of current portion	9,510,696	9,415,700
Convertible senior notes issued to related parties	2,594	2,519
Deferred revenue, net of current portion	795,820	1,177,799
Resale value guarantees, net of current portion	584,857	2,309,222
Other long-term liabilities	2,607,458	2,442,970
Total liabilities	22,642,887	23,022,980
Commitments and contingencies (Note 12)
Redeemable noncontrolling interests in subsidiaries	539,536	397,734
Convertible senior notes (Note 10)		70
Stockholders' equity
Preferred stock; $0.001 par value; 100,000 shares authorized; no shares issued and outstanding
Common stock; $0.001 par value; 2,000,000 shares authorized; 170,516 and 168,797 shares issued and outstanding as of June 30, 2018 and December 31, 2017, respectively	170	169
Additional paid-in capital	9,656,537	9,178,024
Accumulated other comprehensive gain	18,545	33,348
Accumulated deficit	(5,768,831)	(4,974,299)
Total stockholders' equity	3,906,421	4,237,242
Noncontrolling interests in subsidiaries	821,156	997,346
Total liabilities and equity	27,910,000	28,655,372
Operating Lease Vehicles [Member]
Current assets
Operating lease net	2,282,047	4,116,604
Solar Energy Systems [Member]
Current assets
Operating lease net	6,340,031	6,347,490
Solar Bonds [Member]
Current liabilities
Solar bonds issued to related parties, net of current portion	$ 100	$ 100