Acquisitions (Details) - USD ($) $ in Thousands	Apr. 21, 2021	Dec. 31, 2021	Dec. 31, 2020
Business Acquisition [Line Items]
Goodwill		$ 221	$ 0
2Predict, Inc.
Business Acquisition [Line Items]
Purchase price	$ 1,400
Cash paid	$ 200
Number of shares issued (in shares)	182,188
Equity issued	$ 1,200
Net assets acquired	1,400
Definite-lived intangible assets	1,200
Finite-lived intangibles, amortization	600	$ 600	$ 0
Goodwill	$ 200
Definite-lived intangible asset, useful life	1 year 6 months

Number of shares of equity interests issued or issuable to acquire entity.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of assets acquired at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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