Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Income Taxes [Line Items]
Expiration date	Dec. 31, 2037
Change in valuation allowance	$ 3.9	$ 3.9
Domestic Tax Jurisdiction [Member]
Income Taxes [Line Items]
Operating loss carryforwards	96.9
Federal Ministry of Finance, Germany [Member] | Foreign Tax Jurisdiction [Member] | Nanotron [Member]
Income Taxes [Line Items]
Operating loss carryforwards	45.7
Federal Ministry of Finance, Germany [Member] | Foreign Tax Jurisdiction [Member] | Intranav GmbH [Member]
Income Taxes [Line Items]
Operating loss carryforwards	11.3
Tax Year 2017 [Member] | Domestic Tax Jurisdiction [Member]
Income Taxes [Line Items]
Operating loss carryforwards	$ 5.3