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Revenue from Contracts with Customers - Narrative (Details) $ in Millions | 9 Months Ended
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Feb. 28, 2021 USD ($)
Disaggregation of Revenue [Line Items] |
Days after purchase after which pre-approval is required for product return | 30 days
Restocking charge (as percent) | 20.00%
Minimum remaining period prior to product expiration | 12 months
Additions to contract liabilities | $ 1.0
Revenue recognized from contract liability balances in respective periods | $ 1.0
Minimum |
Disaggregation of Revenue [Line Items] |
Payment term | 30 days
Maximum |
Disaggregation of Revenue [Line Items] |
Payment term | 90 days

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- Definition Contract with Customer, Right of Return, Minimum Remaining Product Life Prior to Return + References No definition available. + Details
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Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Definition Contract with Customer, Right of Return, Product Return Period After Purchase Date Requiring Pre-Approval + References No definition available. + Details
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Namespace Prefix: | ango_
Data Type: | xbrli:durationItemType
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- Definition Contract with Customer, Right of Return, Restocking Charge + References No definition available. + Details
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Balance Type: | na
Period Type: | duration

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- Definition Amount of increase (decrease) in obligation to transfer good or service to customer for which consideration from customer has been received or is due, from business combination. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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Period Type: | duration

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- Definition Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045 + Details
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Period Type: | duration

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- Details
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- Details
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