Quarterly report pursuant to Section 13 or 15(d)

Loss Per Share - Reconciliation of Numerator and Denominator (Details)

v3.24.3
Loss Per Share - Reconciliation of Numerator and Denominator (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Earnings Per Share [Abstract]        
Net loss attributable to Mirion Technologies, Inc. shareholders $ (13.6) $ (12.1) $ (51.1) $ (81.7)
Weighted average common shares outstanding — basic (in shares) 206,676 199,223 202,881 195,388
Weighted average common shares outstanding — diluted (in shares) 206,676 199,223 202,881 195,388
Net loss per common share attributable to Mirion Technologies, Inc. — basic (in dollars per share) $ (0.07) $ (0.06) $ (0.25) $ (0.42)
Net loss per common share attributable to Mirion Technologies, Inc. — diluted (in dollars per share) $ (0.07) $ (0.06) $ (0.25) $ (0.42)