Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Oct. 31, 2023	Oct. 31, 2022
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	1,000,000,000	500,000,000
Common stock, shares issued	450,626,862	405,562,988
Common stock, shares outstanding	450,626,862	405,562,988
Treasury stock, shares	246,468	142,837
Assets	$ 955,520	$ 939,717
Cash	249,952	458,055
Accounts receivable, net	3,809	4,885
Unbilled receivables	16,296	11,019
Operating lease right-of-use assets, net	8,352	7,189
Other current assets	12,881	10,989
Restricted cash and cash equivalents - long-term	44,465	18,566
Project assets, net	$ 258,066	232,886
Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Other assets
Other assets	$ 51,176	13,662
Current portion of operating lease liabilities	599	650
Accounts payable	26,518	28,196
Accrued liabilities	26,313	27,415
Long-term operating lease liabilities	8,992	7,575
Other non-current liabilities	119,588	82,863
Total liabilities	195,215	185,333
Variable interest entity ("VIE")
Assets	235,290	119,223
Cash	4,797	2,149
Unbilled receivables	1,876	1,070
Operating lease right-of-use assets, net	1,680	1,184
Other current assets	50,713	14,373
Restricted cash and cash equivalents - long-term	526
Project assets, net	170,444	100,448
Derivative asset	4,127
Other assets	1,125
Current portion of operating lease liabilities	203	157
Accounts payable	165,824	76,050
Accrued liabilities		824
Long-term operating lease liabilities	2,159	1,478
Other non-current liabilities	187
Series B Preferred Stock
Preferred Stock, Liquidation Preference, Value	$ 64,020	$ 64,020