Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jan. 31, 2023	Oct. 31, 2022
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	405,732,053	405,562,988
Common stock, shares outstanding	405,732,053	405,562,988
Treasury stock, shares	163,943	142,837
Assets	$ 892,383	$ 939,717
Cash	315,168	458,055
Accounts receivable, net	3,213	4,885
Unbilled receivables	13,711	11,019
Operating lease right-of-use assets, net	8,997	7,189
Other current assets	11,545	10,989
Project assets, net	229,914	232,886
Current portion of operating lease liabilities	557	650
Accounts payable	24,590	28,196
Accrued liabilities	20,313	27,415
Long-term operating lease liabilities	9,503	7,575
Total liabilities	157,153	185,333
Variable interest entity ("VIE")
Assets	122,304	119,223
Cash	2,350	2,149
Accounts receivable, net	113
Unbilled receivables	1,492	1,070
Operating lease right-of-use assets, net	1,182	1,184
Other current assets	17,623	14,373
Project assets, net	99,544	100,448
Current portion of operating lease liabilities	157	157
Accounts payable	81,445	76,050
Accrued liabilities		824
Long-term operating lease liabilities	1,478	1,478
Series B Preferred Stock
Preferred Stock, Liquidation Preference, Value	$ 64,020	$ 64,020