Condensed Consolidated Balance Sheets - USD ($) $ in Thousands		Mar. 31, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	[1]	$ 2,491,433	$ 2,454,108
Restricted cash		1,251	1,973
Accounts receivable, less allowance for credit losses of $460 as of March 31, 2026 and December 31, 2025, respectively	[1],[2]	359,406	371,796
Contract assets	[3]	242,595	178,928
Inventories	[1]	732,528	643,306
Deferred cost of revenue, current		23,363	30,651
Prepaid expenses and other current assets	[1],[4]	103,960	49,805
Total current assets		3,954,536	3,730,567
Property, plant and equipment, net	[1]	401,088	398,507
Investments in unconsolidated affiliates	[5]	23,261	10,037
Operating lease right-of-use assets	[1]	109,395	108,541
Restricted cash		25,600	25,499
Contract assets	[6]	63,281	62,258
Deferred cost of revenue		4,269	4,099
Other long-term assets	[1],[7]	83,299	57,203
Total assets		4,664,729	4,396,711
Current liabilities:
Accounts payable	[1]	241,649	203,129
Accrued warranty	[8]	38,365	20,013
Accrued expenses and other current liabilities	[1],[9]	223,653	222,254
Deferred revenue and customer deposits	[10]	194,094	100,975
Operating lease liabilities	[1]	21,933	22,000
Financing obligations		63,151	51,308
Non-recourse debt	[1]	3,959	4,153
Total current liabilities		786,804	623,832
Deferred revenue and customer deposits		39,260	42,840
Operating lease liabilities	[1]	107,216	106,935
Financing obligations		152,834	192,460
Recourse debt		2,598,676	2,613,726
Deferred profit in transactions with unconsolidated affiliates	[11]	22,774	13,928
Other long-term liabilities		9,157	10,027
Total liabilities		3,716,721	3,603,748
Commitments and contingencies (Note 13)
Stockholders’ equity:
Common stock: 0.0001 par value; Class A shares—600,000,000 shares authorized, and 284,207,963 shares and 280,045,459 shares issued and outstanding, and Class B shares—470,092,742 shares authorized, and no shares issued and outstanding at March 31, 2026 and December 31, 2025, respectively.		28	28
Additional paid-in capital		4,835,729	4,755,965
Accumulated other comprehensive income (loss)		2,967	(369)
Accumulated deficit		(3,917,255)	(3,986,983)
Total stockholders’ equity attributable to common stockholders		921,469	768,641
Noncontrolling interest		26,539	24,322
Total stockholders’ equity		948,008	792,963
Total liabilities and stockholders’ equity		$ 4,664,729	$ 4,396,711

[1] We have a variable interest entity related to a joint venture in the Republic of Korea (see Note 11—Related Party Transactions in this Quarterly Report on Form 10-Q), which represents a portion of the consolidated balances recorded within these financial statement line items.

[2] Including amounts from related parties of $0.6 million and $151.9 million as of March 31, 2026, and December 31, 2025, respectively.

[3] Including amounts from related parties of $74.1 million and $3.0 million as of March 31, 2026, and December 31, 2025, respectively.

[4] Including amounts from related parties of $1.5 million and $1.2 million as of March 31, 2026, and December 31, 2025, respectively.

[5] Represent related party investments in Fund JVs (see Note 7—Investments in Unconsolidated Affiliates in this Quarterly Report on Form 10-Q).

[6] Including amounts from related parties of $48.0 million and $48.8 million as of March 31, 2026, and December 31, 2025, respectively.

[7] Including amounts from related parties of $6.7 million and $6.0 million as of March 31, 2026, and December 31, 2025, respectively.

[8] Including amounts from related parties of $4.1 million and $0.8 million as of March 31, 2026, and December 31, 2025, respectively.

[9] Including amounts from related parties of $1.7 million as of March 31, 2026. Related party balance as of December 31, 2025, was inconsequential.

[10] Including amounts from related parties of $8.1 million and $6.9 million as of March 31, 2026, and December 31, 2025, respectively.

[11] Represent the excess of unrealized profit from sales to the Fund JVs over the carrying value of the related equity‑method investments (see Note 7—Investments in Unconsolidated Affiliates in this Quarterly Report on Form 10-Q).