XML 50 R40.htm IDEA: XBRL DOCUMENT
v3.23.1

Organization (Details) service_provider in Thousands | Dec. 31, 2022 service_provider
--- | ---
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Number of trusted service providers (more than) | 11

X
- Definition Trusted Service Providers + References No definition available. + Details
Name: | alrm_TrustedServiceProviders
Namespace Prefix: | alrm_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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