The Company and Summary of Significant Accounting Policies - Concentrations of Credit Risk (Details) $ in Thousands	12 Months Ended
Dec. 31, 2022 USD ($) client	Dec. 31, 2021 USD ($) client
Concentrations of Credit Risk
Cash and cash equivalent balances exceeding FDIC insured limits \| $	$ 4,600	$ 10,500
Net of allowance for doubtful accounts \| $	229	250
Accounts receivable
Concentrations of Credit Risk
Net of allowance for doubtful accounts \| $	$ 200	$ 300
Accounts receivable \| Client one
Concentrations of Credit Risk
Number of Clients whose accounts receivable balances including unbilled amounts, each totaled 10% or more of total accounts receivable		1
Accounts receivable \| Client three
Concentrations of Credit Risk
Number of Clients whose accounts receivable balances including unbilled amounts, each totaled 10% or more of total accounts receivable	3
Accounts receivable \| Credit concentration risk \| Client one
Concentrations of Credit Risk
Concentration risk, percentage	13.00%	19.00%
Accounts receivable \| Credit concentration risk \| Client two
Concentrations of Credit Risk
Concentration risk, percentage	12.00%
Accounts receivable \| Credit concentration risk \| Client three
Concentrations of Credit Risk
Concentration risk, percentage	12.00%
Revenue
Concentrations of Credit Risk
Number of Clients who individually accounted for 10% or more of total Client revenue	0
Revenue \| Client two, individually accounted
Concentrations of Credit Risk
Number of Clients who individually accounted for 10% or more of total Client revenue		2
Revenue \| Customer concentration risk \| Client one, individually accounted
Concentrations of Credit Risk
Concentration risk, percentage		15.00%
Revenue \| Customer concentration risk \| Client two, individually accounted
Concentrations of Credit Risk
Concentration risk, percentage		10.00%

Number of Clients who individually accounted for 10% or more of total Client revenue.

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Number of clients whose accounts receivable balances including unbilled amounts, each totaled 10% or more of total accounts receivable.

+ References

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- Definition

Amount of allowance for credit loss on accounts receivable, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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The amount of cash as of the balance sheet date that is not insured by the Federal Deposit Insurance Corporation.

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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.

+ References

No definition available.

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For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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