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v3.21.1

Fair Value - Additional Information (Details) $ in Millions | Feb. 28, 2021 USD ($)
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Fair Value Disclosures [Abstract] |
Potential amount of undiscounted future contingent consideration | $ 20.0

X
- Definition Undiscounted Contingent Consideration Disclosure + References No definition available. + Details
Name: | ango_UndiscountedContingentConsiderationDisclosure
Namespace Prefix: | ango_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_FairValueDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration