XML 103 R73.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Commitments and Contingencies (Details) - His Majesty's Revenue and Customs (HMRC) - USD ($) $ in Millions | Dec. 31, 2024 | Oct. 31, 2024 | Mar. 31, 2024
--- | --- | --- | ---
Other Commitments [Line Items] |  |  |
Cumulative assessments of unpaid value added tax |  |  | $ 100.0
Refund of assessment |  | $ 100.0 |
Potential exposure | $ 7.0 |  |

X
- Definition Income Tax Examination, Cumulative Assessment of Unpaid Value Added Tax + References No definition available. + Details
Name: | algn_IncomeTaxExaminationCumulativeAssessmentOfUnpaidValueAddedTax
Namespace Prefix: | algn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Estimated amount of loss resulting from an adverse tax position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15 + Details
Name: | us-gaap_IncomeTaxExaminationEstimateOfPossibleLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of the additional liability or refund received or expected based on a final settlement with a taxing authority. + References No definition available. + Details
Name: | us-gaap_IncomeTaxExaminationLiabilityRefundAdjustmentFromSettlementWithTaxingAuthority
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_OtherCommitmentsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_IncomeTaxAuthorityNameAxis=us-gaap_HerMajestysRevenueAndCustomsHMRCMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |