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Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount of increase reasonably possible in the next twelve months for the unrecognized tax benefit.

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Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Income Taxes - Narrative (Details) - USD ($)			12 Months Ended
Income Taxes - Narrative (Details) - USD ($)	Apr. 30, 2022	Dec. 31, 2021	May 31, 2023	May 31, 2022	May 31, 2021
Income Taxes (Textual) [Abstract]
Goodwill impairment	$ 0	$ 0	$ 14,549,000	$ 0	$ 0
Additional unrecognized tax benefit			500,000
Accrued interest and penalties			0	0
Eximo Medical, Ltd.
Income Taxes (Textual) [Abstract]
Deferred tax liability, purchase accounting adjustment			5,800,000	$ 8,800,000
Federal
Income Taxes (Textual) [Abstract]
Net operating loss carryforwards after considering limitations of use			169,700,000
Tax Year 2022 and 2023 \| Federal
Income Taxes (Textual) [Abstract]
Federal and State net operating loss carryforwards			5,200,000
Tax Year 2028 and 2037 \| Federal
Income Taxes (Textual) [Abstract]
Net operating loss carryforwards after considering limitations of use			79,400,000
Indefinite \| Federal
Income Taxes (Textual) [Abstract]
Net operating loss carryforwards after considering limitations of use			85,100,000
Indefinite \| Israel
Income Taxes (Textual) [Abstract]
Federal and State net operating loss carryforwards			16,300,000
Tax Year 2020 To 2040 \| State
Income Taxes (Textual) [Abstract]
Federal and State net operating loss carryforwards			$ 24,100,000