Fair value portion of liability recognized arising from contingent consideration in a business combination.

No definition available.

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- Definition

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

Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

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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Commitments and Contingencies (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
	Feb. 28, 2020	Mar. 31, 2020	Dec. 31, 2019
Commitments and Contingencies
Shares issuable (in shares)		2,895,638
Publons
Commitments and Contingencies
Additional payments to acquire business		$ 9,500
Total purchase price		0	$ 2,371
Kopernio
Commitments and Contingencies
Additional payments to acquire business		3,500
TrademarkVision
Commitments and Contingencies
Total purchase price		8,000
Estimated fair value of contingent consideration		$ 0	8,000
DRG Acquisition
Commitments and Contingencies
Shares issuable (in shares)		2,895,638
Decision Resources Group
Commitments and Contingencies
Additional payments to acquire business	$ 58,897	$ 60,084
Total purchase price	$ 964,997
Estimated fair value of contingent consideration		1,187
Accrued expenses and other current liabilities \| Publons
Commitments and Contingencies
Estimated fair value of contingent consideration		3,480	$ 3,100
Accrued expenses and other current liabilities \| DRG Acquisition
Commitments and Contingencies
Estimated fair value of contingent consideration		$ 60,084