v3.25.2
Condensed Consolidated Balance Sheets Components - Prepaid Expenses and Other Current Assets (FY) (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Prepaid expenses $ 114,367 $ 67,393 $ 54,338
Tax receivables   9,145 17,647
Available-for-sale marketable securities   0 2,368
Other current assets   24,708 2,173
Prepaid expenses and other current assets $ 299,229 $ 101,246 $ 76,526