Property, Plant and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Dec. 31, 2025
Property, Plant and Equipment
Total property, plant and equipment, net	$ 16,771	$ 17,406
Domestic
Property, Plant and Equipment
Property, plant and equipment, gross	24,916	25,085
Less: accumulated depreciation	(8,145)	(7,679)
Leasehold improvements \| Domestic
Property, Plant and Equipment
Property, plant and equipment, gross	$ 18,915	19,079
Leasehold improvements useful life	Lesser of lease term or estimated useful life
Office furniture and equipment \| Minimum
Property, Plant and Equipment
Property, plant and equipment, useful life	3 years
Office furniture and equipment \| Maximum
Property, Plant and Equipment
Property, plant and equipment, useful life	5 years
Office furniture and equipment \| Domestic
Property, Plant and Equipment
Property, plant and equipment, gross	$ 604	604
Computer and manufacturing equipment and software \| Minimum
Property, Plant and Equipment
Property, plant and equipment, useful life	3 years
Computer and manufacturing equipment and software \| Maximum
Property, Plant and Equipment
Property, plant and equipment, useful life	5 years
Computer and manufacturing equipment and software \| Domestic
Property, Plant and Equipment
Property, plant and equipment, gross	$ 5,307	5,311
Land in the United Kingdom \| U.K
Property, Plant and Equipment
Property, plant and equipment, gross	$ 90	$ 91

Useful life of leasehold improvements.

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ 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.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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