Property, Plant and Equipment (Q2) (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024	Dec. 31, 2023
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 2,425	$ 1,492	$ 645
Less: Accumulated depreciation	(453)	(78)	(8)
Property, plant and equipment, net	1,972	1,414	637
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	887	548	38
Machinery & equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	1,524	664	86
Computers & office equipment
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	14	14	19
Construction in progress
Property, Plant and Equipment [Line Items]
Property, plant and equipment, gross	$ 0	$ 266	$ 502

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

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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.

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