Consolidated Balance Sheets - USD ($)		Oct. 31, 2021	Oct. 31, 2020
Current assets:
Cash and cash equivalents, unrestricted		$ 432,213,000	$ 149,867,000
Restricted cash and cash equivalents - short-term	[1]	11,268,000	9,233,000
Accounts receivable, net		14,730,000	9,563,000
Unbilled receivables		8,924,000	8,041,000
Inventories		67,074,000	50,971,000
Other current assets		9,177,000	6,306,000
Total current assets		543,386,000	233,981,000
Restricted cash and cash equivalents - long-term		16,731,000	32,952,000
Inventories - long-term	[2]	4,586,000	8,986,000
Project assets		223,277,000	161,809,000
Property, plant and equipment, net		39,416,000	36,331,000
Operating lease right-of-use assets, net		8,109,000	10,098,000
Goodwill		4,075,000	4,075,000
Intangible assets, net		18,670,000	19,967,000
Other assets		16,998,000	15,339,000
Total assets		875,248,000	523,538,000
Current liabilities:
Current portion of long-term debt		10,085,000	21,366,000
Current portion of operating lease liabilities		1,032,000	939,000
Accounts payable		19,267,000	9,576,000
Accrued liabilities		16,099,000	15,681,000
Deferred revenue		6,287,000	10,399,000
Preferred stock obligation of subsidiary			938,000
Total current liabilities		52,770,000	58,899,000
Long-term deferred revenue		30,427,000	31,501,000
Long-term preferred stock obligation of subsidiary			18,265,000
Long-term operating lease liabilities		8,093,000	9,817,000
Long-term debt and other liabilities		78,633,000	150,651,000
Total liabilities		169,923,000	269,133,000
Redeemable noncontrolling interests		3,030,000
Stockholders' equity:
Common stock ($0.0001 par value); 500,000,000 and 337,500,000 shares authorized as of October 31, 2021 and October 31, 2020, respectively; 366,618,693 and 294,706,758 shares issued and outstanding as of October 31, 2021 and October 31, 2020, respectively		37,000	29,000
Additional paid-in capital		1,908,471,000	1,359,454,000
Accumulated deficit		(1,265,251,000)	(1,164,196,000)
Accumulated other comprehensive loss		(819,000)	(739,000)
Treasury stock, Common, at cost (73,430 and 56,411 shares as of October 31, 2021 and October 31, 2020, respectively)		(586,000)	(432,000)
Deferred compensation		586,000	432,000
Total equity		642,438,000	194,548,000
Total liabilities, redeemable noncontrolling interests and stockholders' equity		875,248,000	523,538,000
Series B Preferred Stock
Current liabilities:
Redeemable Series B preferred stock (liquidation preference of $64,020 as of October 31, 2021 and October 31, 2020)		$ 59,857,000	$ 59,857,000

[1] Short-term restricted cash and cash equivalents are amounts expected to be released and categorized as unrestricted cash within twelve months of the balance sheet date.

[2] Long-term inventory includes modules that are contractually required to be segregated for use as replacement modules for a specific project asset.