Supplemental Cash Flow Information (Tables)

12 Months Ended

Oct. 31, 2018

Supplemental Cash Flow Information [Abstract]

Schedule of Cash Flow, Supplemental Disclosures

The following represents supplemental cash flow information (dollars in thousands):

	Year Ended October 31,
	2018		2017		2016
Cash interest paid	$	4,486	$	2,715	$	1,941
Income taxes paid		2		2		80
Noncash financing and investing activity:
Common stock issued for Employee Stock Purchase    Plan in settlement of prior year accrued employee    contributions		—		50		105
Noncash reclass between inventory and project assets		10,793		7,282		—
Assumption of debt in conjunction with asset    acquisition		—		2,289		—
Acquisition of project assets		—		2,386		—
Series C Preferred stock conversions		20,220		—		—
Accrued sale of common stock, cash received in a    subsequent period		—		—		357
Accrued purchase of fixed assets, cash paid in    subsequent period		1,579		2,490		3,952
Accrued purchase of project assets, cash paid in    subsequent period		3,115		2,380		1,797