XML 56 R41.htm IDEA: XBRL DOCUMENT v3.26.1
Organization and significant accounting policies (Details)
$ in Millions
3 Months Ended
Mar. 31, 2026
USD ($)
reportable_segment
reporting_unit
Dec. 31, 2025
USD ($)
Apr. 04, 2025
Asset Acquisition [Line Items]      
Number of reportable segments | reportable_segment 1    
Number of reporting units | reporting_unit 1    
Cash, cash equivalents, and available-for-sale securities | $ $ 111.5 $ 120.2  
PanTHERA CryoSolutions, Inc.      
Asset Acquisition [Line Items]      
Remaining acquired shares (in percent)     90.00%