Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jul. 31, 2015	Oct. 31, 2014
Current assets:
Cash and cash equivalents, unrestricted	$ 65,520	$ 83,710
Restricted cash and cash equivalents - short term	6,968	5,523
Accounts receivable, net	55,315	64,375
Inventories	75,571	55,895
Project assets	11,639	784
Other current assets	10,133	7,528
Total current assets	225,146	217,815
Restricted cash and cash equivalents - long-term	20,600	19,600
Property, plant and equipment, net	27,015	25,825
Goodwill	4,075	4,075
Intangible Assets	9,592	9,592
Other assets, net	3,457	3,729
Total assets	289,885	280,636
Current liabilities:
Current portion of long-term debt	6,908	1,439
Accounts payable	19,207	22,969
Accrued liabilities	17,278	12,066
Deferred revenue	39,462	37,626
Preferred stock obligation of subsidiary	828	961
Total current liabilities	83,683	75,061
Long-term deferred revenue	23,160	20,705
Long-term preferred stock obligation of subsidiary	11,958	13,197
Long-term debt and other liabilities	13,150	13,367
Total liabilities	131,951	122,330
Redeemable preferred stock (liquidation preference of $64,020 at July 31, 2015 and October 31, 2014)	59,857	59,857
Shareholders' equity
Common stock ($.0001 par value); 475,000,000 and 400,000,000 as of July 31, 2015 and October 31, 2014, respectively; 305,057,318 and 287,160,003 shares issued and outstanding at July 31, 2015 and October 31, 2014, respectively.	30	29
Additional paid-in capital	928,933	909,431
Accumulated deficit	(829,813)	(809,314)
Accumulated other comprehensive loss	(563)	(159)
Treasury stock, Common, at cost (41,357 and 45,550 shares as of July 31, 2015 and October 31, 2014, respectively)	(56)	(95)
Deferred Compensation Equity	56	95
Total shareholders' equity	98,587	99,987
Noncontrolling interest in subsidiaries	(510)	(1,538)
Total equity	98,077	98,449
Total liabilities and equity	$ 289,885	$ 280,636