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Share-Based Compensation (Details Narrative) - USD ($)				1 Months Ended	3 Months Ended
Share-Based Compensation (Details Narrative) - USD ($)	Jan. 27, 2026	Jun. 03, 2025	Feb. 09, 2022	Jan. 31, 2025	Jul. 31, 2026	Jul. 31, 2025	Apr. 30, 2026	Jan. 18, 2018	Dec. 31, 2015
Share-Based Payment Arrangement, Option [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Intrinsic value of exercisable options					$ 0
Intrinsic value of outstanding options					$ 0
Weighted average remaining contractual term					5 years 4 months 24 days
Share-based payment arrangement, expense					$ 0	$ 9,000
Unrecognized compensation cost					0
Performance Shares [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based payment arrangement, expense					10,000	8,000
Unrecognized compensation cost					$ 18,000
Share-based compensation of weighted-average period					3 months 18 days
Number of restricted shares, granted
Restricted Stock [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based payment arrangement, expense					$ 1,800,000	$ 2,400,000
Unrecognized compensation cost					$ 6,700,000
Share-based compensation of weighted-average period					4 months 24 days
Number of restricted shares, granted					2,167	17,367
2015 Omnibus Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement shares authorized					1,076,068		909,402		44,402
Share-based compensation arrangement shares authorized increase				166,666
2018 Inducement Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement shares authorized	66,334	33,000	9,167
Share-based compensation arrangement shares authorized increase	33,334	23,833	8,333
Reserved for future issuance								834