XML 63 R51.htm IDEA: XBRL DOCUMENT
v3.24.2.u1

COMMITMENTS - Performance Bonds and Guarantees (Details) $ in Millions | Jul. 31, 2024 USD ($)
--- | ---
Unsatisfied bonded performance obligations | $ 300.0
Outstanding amount of bonds covering other risks including warranty obligations | 19.9
GPS | Financial guarantee |
Guarantor obligation maximum exposure | $ 3.6

X
- Definition The aggregate amount of bonds covering other risks including warranty obligations. + References No definition available. + Details
Name: | agx_BondsOutstandingCoveringOtherRisks
Namespace Prefix: | agx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents information pertaining to remaining bonded performance obligations. + References No definition available. + Details
Name: | agx_RemainingBondedPerformanceObligations
Namespace Prefix: | agx_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-4 + Details
Name: | us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=agx_GemmaPowerSystemsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_GuaranteeObligationsByNatureAxis=us-gaap_FinancialGuaranteeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |