Consolidated Balance Sheets - USD ($) $ in Thousands	Oct. 31, 2024	Oct. 31, 2023
Current assets:
Cash and cash equivalents, unrestricted	$ 148,133	$ 249,952
Restricted cash and cash equivalents - short-term	12,161	5,159
Investments - short-term	109,123	103,760
Accounts receivable, net	11,751	3,809
Unbilled receivables	36,851	16,296
Inventories	113,703	84,456
Other current assets	12,736	12,881
Total current assets	444,458	476,313
Restricted cash and cash equivalents - long-term	48,589	44,465
Inventories - long-term	2,743	7,329
Project assets, net	242,131	258,066
Property, plant and equipment, net	130,686	89,668
Operating lease right-of-use assets, net	8,122	8,352
Goodwill	4,075	4,075
Intangible assets, net	14,779	16,076
Other assets	48,541	51,176
Total assets (1)	944,124	955,520
Current liabilities:
Current portion of long-term debt	15,924	10,067
Current portion of operating lease liabilities	807	599
Accounts payable	22,585	26,518
Accrued liabilities	30,362	26,313
Deferred revenue	4,226	2,406
Total current liabilities	73,904	65,903
Long-term deferred revenue	3,010	732
Long-term operating lease liabilities	8,894	8,992
Long-term debt and other liabilities	130,850	119,588
Total liabilities (1)	216,658	195,215
Redeemable Series B preferred stock (liquidation preference of $64,020 as of October 31, 2024 and October 31, 2023)	59,857	59,857
Stockholders' equity:
Common stock ($0.0001 par value); 1,000,000,000 shares authorized as of October 31, 2024 and October 31, 2023; 20,375,932 and 15,020,872 shares issued and outstanding as of October 31, 2024 and October 31, 2023, respectively	2	2
Additional paid-in capital	2,300,031	2,199,704
Accumulated deficit	(1,641,550)	(1,515,541)
Accumulated other comprehensive loss	(1,561)	(1,672)
Treasury stock, Common, at cost (12,543 and 8,216 shares as of October 31, 2024 and October 31, 2023, respectively)	(1,198)	(1,078)
Deferred compensation	1,198	1,078
Total stockholders' equity	656,922	682,493
Noncontrolling interests	10,687	17,955
Total equity	667,609	700,448
Total liabilities, redeemable Series B preferred stock and total equity	$ 944,124	$ 955,520

Long-term project assets.

No definition available.

Name:	fcel_LongTermProjectAssets
Namespace Prefix:	fcel_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).