Consolidated Balance Sheets - USD ($) $ in Thousands	Jul. 31, 2022	Oct. 31, 2021
Current assets:
Cash and cash equivalents, unrestricted	$ 456,479	$ 432,213
Restricted cash and cash equivalents - short-term	5,627	11,268
Accounts receivable, net	12,101	14,730
Unbilled receivables	10,461	8,924
Inventories	80,606	67,074
Other current assets	14,259	9,177
Total current assets	579,533	543,386
Restricted cash and cash equivalents - long-term	17,532	16,731
Inventories - long-term	4,586	4,586
Project assets, net	246,018	223,277
Property, plant and equipment, net	52,868	39,416
Operating lease right-of-use assets, net	7,401	8,109
Goodwill	4,075	4,075
Intangible assets, net	17,697	18,670
Other assets	14,712	16,998
Total assets (1)	944,422	875,248
Current liabilities:
Current portion of long-term debt	9,810	10,085
Current portion of operating lease liabilities	798	1,032
Accounts payable	26,978	19,267
Accrued liabilities	22,535	16,099
Deferred revenue	20,393	6,287
Total current liabilities	80,514	52,770
Long-term deferred revenue and customer deposits	14,342	30,427
Long-term operating lease liabilities	7,619	8,093
Long-term debt and other liabilities	82,280	78,633
Total liabilities (1)	184,755	169,923
Redeemable noncontrolling interest	3,030	3,030
Stockholders' equity:
Common stock ($0.0001 par value); 500,000,000 shares authorized as of July 31, 2022 and October 31, 2021; 394,430,969 and 366,618,693 shares issued and outstanding as of July 31, 2022 and October 31, 2021, respectively	39	37
Additional paid-in capital	2,056,626	1,908,471
Accumulated deficit	(1,365,506)	(1,265,251)
Accumulated other comprehensive loss	(1,145)	(819)
Treasury stock, Common, at cost (119,258 and 73,430 shares as of July 31, 2022 and October 31, 2021, respectively)	(786)	(586)
Deferred compensation	786	586
Total stockholder's equity	690,014	642,438
Noncontrolling interest	6,766
Total equity	696,780	642,438
Total liabilities, redeemable noncontrolling interests and stockholders' equity	944,422	875,248
Series B Preferred Stock
Current liabilities:
Redeemable Series B preferred stock (liquidation preference of $64,020 as of July 31, 2022 and October 31, 2021)	$ 59,857	$ 59,857