Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands		Sep. 30, 2017	Dec. 31, 2016
Allowance for doubtful accounts		$ 1,521	$ 1,166
Preferred stock, par value (in dollars per share)		$ 0.0001	$ 0.0001
Preferred stock, shares authorized		200,000,000	200,000,000
Preferred stock, shares issued		0	0
Preferred stock, shares outstanding		0	0
Common stock, par value (in dollars per share)		$ 0.0001	$ 0.0001
Common stock, shares authorized		2,000,000,000	2,000,000,000
Common stock, shares issued		106,677,000	104,321,000
Common stock, shares outstanding		106,677,000	104,321,000
Total assets	[1]	$ 3,717,753	$ 3,572,818
Solar energy systems, net		3,147,383	2,629,366
Cash		216,142	206,364
Restricted cash		14,036	11,882
Accounts receivable, net		73,031	60,258
Prepaid expenses and other current assets		13,907	9,802
Other assets		31,187	34,936
Total liabilities	[1]	2,427,652	2,510,725
Accounts payable		108,689	66,018
Distributions payable to noncontrolling interests and redeemable noncontrolling interests		14,785	10,654
Accrued expenses and other liabilities		54,533	59,261
Non-recourse debt		1,115,795	898,023
Variable Interest Entities
Total assets		2,597,441	2,065,232
Solar energy systems, net		2,437,363	1,920,330
Cash		125,232	120,728
Restricted cash		1,861	1,680
Accounts receivable, net		30,198	20,771
Prepaid expenses and other current assets		482	242
Other assets		2,305	1,481
Total liabilities		788,734	617,011
Accounts payable		25,329	14,873
Distributions payable to noncontrolling interests and redeemable noncontrolling interests		14,785	10,654
Accrued expenses and other liabilities		1,884	782
Deferred revenue		460,886	422,685
Deferred grants		105,860	109,034
Non-recourse debt		$ 177,466	$ 58,983

[1] The Company’s consolidated assets as of September 30, 2017 and December 31, 2016 include $2,597,441 and $2,065,232, 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 September 30, 2017 and December 31, 2016 were $2,437,363 and $1,920,330, respectively; cash as of September 30, 2017 and December 31, 2016 were $125,232 and $120,728, respectively; restricted cash as of September 30, 2017 and December 31, 2016 were $1,861 and $1,680, respectively; accounts receivable, net as of September 30, 2017 and December 31, 2016 were $30,198 and $20,771, respectively; prepaid expenses and other current assets as of September 30, 2017 and December 31, 2016 were $482 and $242, respectively and other assets as of September 30, 2017 and December 31, 2016 were $2,305 and $1,481, respectively. The Company’s consolidated liabilities as of September 30, 2017 and December 31, 2016 include $788,734 and $617,011, respectively, in liabilities of VIEs whose creditors have no recourse to the Company. These liabilities include accounts payable as of September 30, 2017 and December 31, 2016 of $25,329 and $14,873, respectively; distributions payable to noncontrolling interests and redeemable noncontrolling interests as of September 30, 2017 and December 31, 2016 of $14,785 and $10,654, respectively; accrued expenses and other liabilities as of September 30, 2017 and December 31, 2016 of $1,884 and $782, respectively; deferred revenue as of September 30, 2017 and December 31, 2016 of $460,886 and $422,685, respectively; deferred grants as of September 30, 2017 and December 31, 2016 of $105,860 and $109,034, respectively; and non-recourse debt as of September 30, 2017 and December 31, 2016 of $177,466 and $58,983, respectively.