v3.25.3
Borrowings - Debt Extensions (FY) (Details) - Notes payable - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2021
Series 1 promissory notes, first term extension              
Debt Instrument [Line Items]              
Interest rate         12.00%   12.00%
Principal amount of extension promissory notes $ 0 $ 0 $ 0 $ 122 $ 122 $ 829  
Series 1 promissory notes, second term extension              
Debt Instrument [Line Items]              
Interest rate         15.00%   15.00%
Principal amount of extension promissory notes $ 0 $ 0 $ 122 $ 300 $ 603 $ 890