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Restructuring Charges - Scheduled of Restructuring Charges (Details) - ALC [Member] - USD ($) $ in Thousands	3 Months Ended	12 Months Ended	15 Months Ended
	Mar. 31, 2022	Dec. 31, 2021	Mar. 31, 2022
Expense Category
Severance and personnel expenses	$ 108	$ 263	$ 371
Lease termination costs	2	224	226
Fixed asset valuation adjustments		239	239
Termination of technology contracts	30	85	115
Other expenses		93	93
Total expenses	$ 140	$ 904	$ 1,044

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Includes, but is not limited to, one-time termination benefits, termination of an operating lease or other contract, consolidating or closing facilities, and relocating employees, and termination benefits associated with an ongoing benefit arrangement. Excludes expenses associated with special or contractual termination benefits, a discontinued operation or an asset retirement obligation.

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Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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