Consolidated Statements of Changes in Equity - USD ($) $ in Thousands	Total Stockholder's Equity [Member]	Common Stock	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Deferred Compensation [Member]	Noncontrolling Interests [Member]	Series B Preferred Stock	Total
Beginning Balance at Oct. 31, 2021	$ 642,438	$ 37	$ 1,908,471	$ (1,265,251)	$ (819)	$ (586)	$ 586			$ 642,438
Beginning Balance at (in shares) at Oct. 31, 2021		366,618,693
Common stock issued, non-employee compensation	100		100							100
Common stock issued, non-employee compensation (in shares)		20,673
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	(260)		(260)							(260)
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards (in shares)		60,052
Share based compensation	1,470		1,470							1,470
Preferred dividends - Series B	(800)		(800)							(800)
Effect of foreign currency translation	(91)				(91)					(91)
Adjustment for deferred compensation						(64)	64
Adjustment for deferred compensation (in shares)		(13,232)
Net income (loss) attributable to redeemable noncontrolling interests	5,496			5,496				$ (5,496)
Net loss	(46,120)			(46,120)						(46,120)
Ending Balance at Jan. 31, 2022	602,233	$ 37	1,908,981	(1,305,875)	(910)	(650)	650	(5,496)		596,737
Ending Balance at (in shares) at Jan. 31, 2022		366,686,186
Beginning Balance at Oct. 31, 2021	642,438	$ 37	1,908,471	(1,265,251)	(819)	(586)	586			642,438
Beginning Balance at (in shares) at Oct. 31, 2021		366,618,693
Preferred dividends - Series B									$ (2,400)	(2,400)
Effect of foreign currency translation										(326)
Net loss attributable to noncontrolling interests										4,968
Net loss										(105,223)
Ending Balance at Jul. 31, 2022	690,014	$ 39	2,056,626	(1,365,506)	(1,145)	(786)	786	6,766		696,780
Ending Balance at (in shares) at Jul. 31, 2022		394,430,969
Beginning Balance at Jan. 31, 2022	602,233	$ 37	1,908,981	(1,305,875)	(910)	(650)	650	(5,496)		596,737
Beginning Balance at (in shares) at Jan. 31, 2022		366,686,186
Sale of common stock, net of fees	118,264	$ 2	118,262							118,264
Sale of common stock, net of fees (in shares)		19,896,904
Common stock issued, non-employee compensation	68		68							68
Common stock issued, non-employee compensation (in shares)		13,002
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards (in shares)		25,779
Share based compensation	1,695		1,695							1,695
Preferred dividends - Series B	(800)		(800)							(800)
Effect of foreign currency translation	(149)				(149)					(149)
Adjustment for deferred compensation						(68)	68
Adjustment for deferred compensation (in shares)		(13,002)
Reclassification of noncontrolling interest								12,419		12,419
Return of capital to distribution to noncontrolling interest								(496)		(496)
Distribution to noncontrolling interest								(95)		(95)
Net income (loss) attributable to redeemable noncontrolling interests	(91)			(91)				91
Net loss	(30,126)			(30,126)						(30,126)
Ending Balance at Apr. 30, 2022	691,094	$ 39	2,028,206	(1,336,092)	(1,059)	(718)	718	6,423		697,517
Ending Balance at (in shares) at Apr. 30, 2022		386,608,869
Sale of common stock, net of fees	27,173		27,173							27,173
Sale of common stock, net of fees (in shares)		7,814,115
Common stock issued, non-employee compensation	68		68							68
Common stock issued, non-employee compensation (in shares)		19,594
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	18		18							18
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards (in shares)		7,985
Share based compensation	1,961		1,961							1,961
Preferred dividends - Series B	(800)		(800)						(800)	(800)
Effect of foreign currency translation	(86)				(86)					(86)
Adjustment for deferred compensation						(68)	68
Adjustment for deferred compensation (in shares)		(19,594)
Distribution to noncontrolling interest								(94)		(94)
Net loss attributable to noncontrolling interests	(437)			(437)				437		(437)
Net loss	(28,977)			(28,977)						(28,977)
Ending Balance at Jul. 31, 2022	690,014	$ 39	2,056,626	(1,365,506)	(1,145)	(786)	786	6,766		696,780
Ending Balance at (in shares) at Jul. 31, 2022		394,430,969
Beginning Balance at Oct. 31, 2022	684,392	$ 41	2,094,076	(1,407,973)	(1,752)	(855)	855	7,105		$ 691,497
Beginning Balance at (in shares) at Oct. 31, 2022		405,562,988								405,562,988
Common stock issued, non-employee compensation	68		68							$ 68
Common stock issued, non-employee compensation (in shares)		21,106
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	(314)		(314)							(314)
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards (in shares)		169,065
Share based compensation	2,637		2,637							2,637
Preferred dividends - Series B	(800)		(800)							(800)
Effect of foreign currency translation	447				447					447
Adjustment for deferred compensation						(68)	68
Adjustment for deferred compensation (in shares)		(21,106)
Reclassification of noncontrolling interest								3,030		3,030
Distribution to noncontrolling interest								(106)		(106)
Net loss attributable to noncontrolling interests	2,464			2,464				(2,464)
Net loss	(21,086)			(21,086)						(21,086)
Ending Balance at Jan. 31, 2023	667,808	$ 41	2,095,667	(1,426,595)	(1,305)	(923)	923	7,565		675,373
Ending Balance at (in shares) at Jan. 31, 2023		405,732,053
Beginning Balance at Oct. 31, 2022	684,392	$ 41	2,094,076	(1,407,973)	(1,752)	(855)	855	7,105		$ 691,497
Beginning Balance at (in shares) at Oct. 31, 2022		405,562,988								405,562,988
Preferred dividends - Series B									(2,400)	$ (2,400)
Effect of foreign currency translation										132
Net loss attributable to noncontrolling interests										1,394
Net loss										(78,598)
Ending Balance at Jul. 31, 2023	699,652	$ 44	2,186,405	(1,485,177)	(1,620)	(1,026)	1,026	8,342		$ 707,994
Ending Balance at (in shares) at Jul. 31, 2023		444,704,081								444,704,081
Beginning Balance at Jan. 31, 2023	667,808	$ 41	2,095,667	(1,426,595)	(1,305)	(923)	923	7,565		$ 675,373
Beginning Balance at (in shares) at Jan. 31, 2023		405,732,053
Sale of common stock, net of fees	2,663		2,663							2,663
Sale of common stock, net of fees (in shares)		949,438
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards (in shares)		57,222
Share based compensation	3,194		3,194							3,194
Preferred dividends - Series B	(800)		(800)							(800)
Effect of foreign currency translation	(151)				(151)					(151)
Distribution to noncontrolling interest								(143)		(143)
Net loss attributable to noncontrolling interests	(392)			(392)				392
Net loss	(33,911)			(33,911)						(33,911)
Ending Balance at Apr. 30, 2023	638,411	$ 41	2,100,724	(1,460,898)	(1,456)	(923)	923	7,814		646,225
Ending Balance at (in shares) at Apr. 30, 2023		406,738,713
Sale of common stock, net of fees	83,271	$ 3	83,268							83,271
Sale of common stock, net of fees (in shares)		37,931,204
Common stock issued, non-employee compensation	105		105							105
Common stock issued, non-employee compensation (in shares)		42,601
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards	(58)		(58)							(58)
Stock issued under benefit plans, net of taxes paid upon vesting of restricted stock awards (in shares)		34,164
Share based compensation	3,166		3,166							3,166
Preferred dividends - Series B	(800)		(800)						$ (800)	(800)
Effect of foreign currency translation	(164)				(164)					(164)
Adjustment for deferred compensation						(103)	103
Adjustment for deferred compensation (in shares)		(42,601)
Distribution to noncontrolling interest								(150)		(150)
Net loss attributable to noncontrolling interests	(678)			(678)				678		(678)
Net loss	(23,601)			(23,601)						(23,601)
Ending Balance at Jul. 31, 2023	$ 699,652	$ 44	$ 2,186,405	$ (1,485,177)	$ (1,620)	$ (1,026)	$ 1,026	$ 8,342		$ 707,994
Ending Balance at (in shares) at Jul. 31, 2023		444,704,081								444,704,081