XML 64 R53.htm IDEA: XBRL DOCUMENT
v3.26.1

Employee Benefit Plans - Schedule of Shares Available for Grant (Details) - 2018 Plan shares in Thousands | 3 Months Ended
--- | ---
Mar. 29, 2026 shares
Number of Shares |
Beginning balance (in shares) | 4,409
Additional authorized shares (in shares) | 4,200
Granted (in shares) | (5,395)
Forfeited / expired / cancelled (in shares) | 105
Ending balance (in shares) | 3,319

X
- Definition Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Shares [Roll Forward] + References No definition available. + Details
Name: | arlo_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesRollForward
Namespace Prefix: | arlo_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Share-Based Compensation Arrangement By Share-Based Payment Award, Shares Forfeited, Expired, Cancelled + References No definition available. + Details
Name: | arlo_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesForfeitedExpiredCancelled
Namespace Prefix: | arlo_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of additional shares authorized for issuance under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-4 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAdditionalSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of shares issued under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2 + Details
Name: | us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesIssuedInPeriod
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=arlo_EquityIncentivePlan2018Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |