Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Apr. 30, 2016	Apr. 30, 2015
Cash flows from operating activities:
Net loss	$ (27,193)	$ (14,151)
Adjustments to reconcile net loss to net cash used in operating activities:
Share-based compensation	1,663	1,507
Gain from change in fair value of embedded derivatives	(8)	(3)
Depreciation	2,342	1,944
Interest expense on preferred stock and debt obligations	1,226	930
Unrealized foreign exchange gains	560	(941)
Other non-cash transactions, net	303	(13)
Decrease (increase) in operating assets:
Accounts receivable	17,001	20,854
Inventories	(468)	(15,982)
Project assets	(13,380)	(9,161)
Other assets	571	(2,938)
Increase (decrease) in operating liabilities:
Accounts payable	(1,123)	(2,733)
Accrued liabilities	6,319	(634)
Deferred revenue	(9,311)	9,013
Net cash used in operating activities	(21,498)	(12,308)
Cash flows from investing activities:
Capital expenditures	(2,273)	(3,321)
Project asset expenditures	(4,724)	0
Net cash used in investing activities	(6,997)	(3,321)
Cash flows from financing activities:
Repayment of debt	(9,095)	(240)
Proceeds from debt	44,802	3,000
Payment of deferred finance costs	(994)	0
Increase in restricted cash and cash equivalents	(7,796)	(2,145)
Payment of preferred dividends and return of capital	(2,076)	(2,144)
Proceeds from sale of common stock, net of registration fees	26,582	16,773
Net cash provided by financing activities	51,423	15,244
Effects on cash from changes in foreign currency rates	202	(340)
Net increase in cash and cash equivalents	23,130	(725)
Cash and cash equivalents-beginning of period	58,852	83,710
Cash and cash equivalents-end of period	81,982	82,985
Supplemental cash flow disclosures:
Cash interest paid	541	326
Noncash financing and investing activity:
Common stock issued for Employee Stock Purchase Plan in settlement of prior year accrued employee contributions	105	168
Accrued Sale of Common Stock, cash received in subsequent period	$ 440	$ 521