v3.25.2
Overview and Summary of Significant Accounting Policies - Stock Split, Concentration of Risk (FY) (Details)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 14, 2025
Mar. 31, 2025
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Stock Split [Abstract]                  
Conversion ratio 20 20              
Supplier One | Supplier Concentration | Total Purchases                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage             46.00% 57.00% 23.00%
Supplier Two | Supplier Concentration | Total Purchases                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage             16.00% 22.00% 16.00%
Supplier Three | Supplier Concentration | Total Purchases                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage             14.00% 11.00% 10.00%
Customer A | Customer Concentration Risk | Revenue from Contract with Customer Benchmark                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage     71.00% 59.00% 72.00% 51.00% 62.00% 35.00%  
Customer A | Customer Concentration Risk | Accounts Receivable                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage         39.00%   66.00%    
Customer A | Credit Concentration Risk | Accounts Receivable                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage             66.00% 15.00%  
Customer B | Customer Concentration Risk | Revenue from Contract with Customer Benchmark                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage       20.00%   24.00%   21.00%  
Customer C | Customer Concentration Risk | Revenue from Contract with Customer Benchmark                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage             15.00% 17.00%  
Customer C | Customer Concentration Risk | Accounts Receivable                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage         25.00%        
Customer C | Credit Concentration Risk | Accounts Receivable                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage               13.00%  
Customer D | Customer Concentration Risk | Revenue from Contract with Customer Benchmark                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage                 16.00%
Customer D | Customer Concentration Risk | Accounts Receivable                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage         25.00%        
Customer E | Customer Concentration Risk | Revenue from Contract with Customer Benchmark                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage                 13.00%
Customer F | Customer Concentration Risk | Revenue from Contract with Customer Benchmark                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage                 12.00%
Customer G | Credit Concentration Risk | Accounts Receivable                  
Concentration of Risk [Abstract]                  
Concentration risk, percentage               56.00%