Subsequent Events (Details) - SignifAI, Inc. - Subsequent Event $ in Millions	Jan. 25, 2019 USD ($) shares
Subsequent Event [Line Items]
Purchase consideration paid in cash	$ 25.1
Number of shares issued to acquire capital stock (in shares) \| shares	143,861
Aggregate purchase price	$ 37.0
Indemnity holdback	$ 12.6
Business acquisition obligation to issue common stock (in shares) \| shares	152,840
Minimum
Subsequent Event [Line Items]
Requisite service period	24 months
Maximum
Subsequent Event [Line Items]
Requisite service period	36 months

Business Acquisition, Contingent Consideration, Requisite Service Period

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Number of shares issuable in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issuable or obligation to issue for services contributed by vendors and founders.

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- Definition

Business Combination, Consideration Transferred, Indemnity Holdback

+ References

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

+ References

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- Definition

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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- Definition

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

+ References

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- Definition

Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

+ References

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