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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Price of a single share of a number of saleable stocks of a company.

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Amount of unrecognized tax benefits.

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Basis of Presentation and Summary of Significant Accounting Policies (Details) - USD ($)	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Share Price	$ 6.11
Unrecognized tax benefits			$ 427,000	$ 43,000	$ 34,000
Anti-dilutive securities attributable to warrants (in shares)	47,607,549	4,484,691	33,558,803	24,934,045
Motive Capital Corp [Member]
Cash equivalents			$ 0	$ 0
Federal depository insurance coverage			$ 250,000
Forward price			$ 10.00
Unrecognized tax benefits			$ 0	0
Unrecognized tax benefits accrued for interest and penalties			$ 0	$ 0
Class A Common Stock \| Motive Capital Corp [Member]
Anti-dilutive securities attributable to warrants (in shares)			21,186,667
Class B Common Stock \| Motive Capital Corp [Member]
Anti-dilutive securities attributable to warrants (in shares)			41,400,000	41,400,000
Public Warrants \| Motive Capital Corp [Member]
Share Price			$ 18.00