Income Taxes - Schedule of Reconciliation of the Income Tax Provision (FY) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended | |||
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Jun. 30, 2025 |
Dec. 31, 2024 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Oct. 01, 2024 |
Dec. 31, 2023 |
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| Income Tax Disclosure [Abstract] | |||||||
| Pre-tax book loss | $ (143,495) | $ (73,375) | $ (11,314) | $ (398,568) | $ (18,840) | $ (27,766) | $ (30,984) |
| Income taxes at federal statutory rate | (15,405) | 0 | 0 | ||||
| State taxes, net of federal benefit | (1,801) | 0 | 0 | ||||
| Tax on pre-tax earnings of corporate subsidiaries | 0 | (3,022) | (2,229) | ||||
| Warrant liability | 3,685 | 0 | 0 | ||||
| Non-deductible expenses | 6 | 6 | 631 | ||||
| Change in earnout fair value | (714) | 0 | 0 | ||||
| Other permanent differences | (423) | 0 | (4) | ||||
| Change in valuation allowance | 11,664 | 3,448 | 1,602 | ||||
| R&D credit | (294) | 0 | 0 | ||||
| Total provision (benefit) for income taxes | $ (2,220) | $ (3,282) | $ 0 | $ (3,619) | $ 0 | $ 432 | $ 0 |
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- Definition Effective Income Tax Rate Reconciliation, Change In Earnout Fair Value No definition available.
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- Definition Effective Income Tax Rate Reconciliation, Other Permanent Differences, Amount No definition available.
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- Definition Effective Income Tax Reconciliation, Change In Fair Value Adjustment of Warrants No definition available.
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- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to equity in earnings (loss) of unconsolidated subsidiaries exempt from income taxes. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to nondeductible expenses. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit). Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to research tax credit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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