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Income Taxes (Details)	3 Months Ended
	Aug. 31, 2023	Aug. 31, 2022
Income Tax Disclosure [Abstract]
Estimated federal statutory income tax rate	32.00%	5.50%

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- Definition

Effective Income Tax Rate Reconciliation Before Discreet Items, Percent

+ References

No definition available.

+ Details

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Namespace Prefix:	ango_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

Name:	us-gaap_IncomeTaxDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration