XML 75 R62.htm IDEA: XBRL DOCUMENT
v3.22.2

Derivatives - Schedule of Other Derivatives Not Designated As Hedging Instruments Statements of Financial Performance And Financial Position Location (Detail) - USD ($) $ in Thousands | May 31, 2022 | May 31, 2021
--- | --- | ---
Not Designated as Hedging Instrument [Member] | Forward Contracts [Member] | Prepaid Expenses and Other Current Assets [Member] |  |
Foreign Currency Derivative Instruments Not Designated As Hedging Instruments At Fair Value Net [Line Items] |  |
Foreign currency forward contracts, net | $ (78) | $ 515

X
- Definition Foreign currency derivative instruments not designated as hedging instruments at fair value net. + References No definition available. + Details
Name: | neog_ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNetLineItems
Namespace Prefix: | neog_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Fair value as of the balance sheet date of all foreign currency derivatives not designated as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=117331979&loc=d3e41228-113958 + Details
Name: | us-gaap_ForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsAtFairValueNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_HedgingDesignationAxis=us-gaap_NondesignatedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis=us-gaap_ForwardContractsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BalanceSheetLocationAxis=us-gaap_PrepaidExpensesAndOtherCurrentAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |