Consolidated Balance Sheets - USD ($) $ in Thousands		Dec. 31, 2015	Dec. 31, 2014
Current assets:
Cash		$ 203,864	$ 152,154
Restricted cash		9,203	2,534
Accounts receivable (net of allowances for doubtful accounts of $1,641 and $703 as of December 31, 2015 and December 31, 2014, respectively)		60,275	43,189
State tax credits receivable		9,198	5,183
Inventories		71,258	23,914
Prepaid expenses and other current assets		6,696	9,560
Total current assets		360,494	236,534
Restricted cash		8,094	6,012
Solar energy systems, net		1,992,021	1,484,251
Property and equipment, net		44,866	22,195
Intangible assets, net		22,705	13,111
Goodwill		87,543	51,786
Prepaid tax asset		190,146	109,381
Other assets		32,277	9,314
Total assets	[1]	2,738,146	1,932,584
Current liabilities:
Accounts payable		104,133	51,166
Distributions payable to noncontrolling interests and redeemable noncontrolling interests		8,144	6,764
Accrued expenses and other liabilities		49,146	25,445
Deferred revenue, current portion		59,726	44,398
Deferred grants, current portion		13,949	13,754
Capital lease obligation, current portion		8,951	1,593
Long-term debt, current portion		2,085	2,602
Solar asset-backed notes, current portion		3,323
Lease pass-through financing obligation, current portion		3,710	5,161
Total current liabilities		253,167	150,883
Deferred revenue, net of current portion		559,066	467,726
Deferred grants, net of current portion		220,784	226,801
Capital lease obligation, net of current portion		15,042	5,761
Line of credit		194,975	48,597
Long-term debt, net of current portion		232,378	188,052
Solar asset-backed notes, net of current portion		105,557
Lease pass-through financing obligation, net of current portion		153,188	180,224
Other liabilities		7,144	2,424
Deferred tax liabilities		190,146	109,549
Total liabilities	[1]	$ 1,931,447	$ 1,380,017
Commitments and contingencies (Note 21)
Redeemable noncontrolling interests		$ 147,139	$ 135,948
Stockholders’ equity:
Preferred stock
Common stock, $0.0001 par value—authorized, 2,000,000 and 119,547 shares as of December 31, 2015 and 2014, respectively; issued and outstanding, 101,282 and 24,249 shares as of December 31, 2015 and 2014, respectively		$ 10	$ 2
Additional paid-in capital		642,229	383,860
Accumulated other comprehensive loss		(921)
Accumulated deficit		(87,249)	(59,003)
Total stockholders’ equity		554,069	324,864
Noncontrolling interests		105,491	91,755
Total equity		659,560	416,619
Total liabilities, redeemable noncontrolling interests and total equity		$ 2,738,146	1,932,584
Convertible Preferred Stock
Stockholders’ equity:
Preferred stock			$ 5

[1] The Company’s consolidated assets as of December 31, 2015 and 2014 include $1,363,615 and $986,878, respectively, in assets of variable interest entities, or VIEs, that can only be used to settle obligations of the VIEs. Solar energy systems, net, as of December 31, 2015 and 2014 were $1,305,420 and $942,655, respectively; cash as of December 31, 2015 and 2014 were $44,407 and $29,099, respectively; restricted cash as of December 31, 2015 and 2014 were $757 and $593, respectively; accounts receivable, net as of December 31, 2015 and 2014 were $12,965 and $14,351; respectively; prepaid expenses and other current assets as of December 31, 2015 and 2014 were $66 and $180, respectively. The Company’s consolidated liabilities as of December 31, 2015 and 2014 include $540,464 and $474,348, respectively, in liabilities of VIEs whose creditors have no recourse to the Company. These liabilities include accounts payable as of December 31, 2015 and 2014 of $11,025 and $9,057, respectively; distributions payable to noncontrolling interests and redeemable noncontrolling interests as of December 31, 2015 and 2014 of $8,063 and $6,426, respectively; accrued expenses and other liabilities as of December 31, 2015 and 2014 of $175 and $340, respectively; deferred revenue as of December 31, 2015 and 2014 of $374,736 and $301,792, respectively; deferred grants as of December 31, 2015 and 2014 of $115,726 and $123,351, respectively; and long-term debt as of December 31, 2015 and 2014 of $30,739 and $33,382, respectively.