v3.25.1

Revenue - Additional Information (Details) - USD ($)	3 Months Ended
Revenue - Additional Information (Details) - USD ($)	Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Accumulated deficit	$ 30,801,000		$ 40,344,000
Deferred revenue	152,742,000		148,259,000
Revenue recognized	26,100,000	$ 27,200,000
Asset impairment charges for contract assets	0
Deferred contract acquisition costs	6,502,000		6,201,000
Deferred Sales Commissions
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Deferred contract acquisition costs	5,000,000.0		4,400,000
Impairment loss of contract acquisition costs	0
Deferred contract acquisition costs	$ 6,500,000		$ 6,200,000

Amount of impairment loss for asset recognized from cost incurred to obtain or fulfill contract with customer.

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Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

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Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer; classified as current.

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Amount of expense (reversal of expense) for expected credit loss on right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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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.

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Amount of accumulated undistributed earnings (deficit).

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A10 Networks, Inc. 10-Q