Discontinued Operations - Narrative (Details) - Brainspace - USD ($) $ in Thousands		12 Months Ended
Jan. 20, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 17, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Ownership interest sold	100.00%
Consideration for sale of discontinued operation	$ 125,000			$ 125,000
Gain on the disposal of the discontinued operation		$ 58,835	$ 0

Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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