Annual report pursuant to Section 13 and 15(d)

Loss Per Share (Tables)

v3.22.0.1
Loss Per Share (Tables)
 12 Months Ended
Dec. 31, 2021
Loss per Share [Abstract]  
Reconciliation of Numerator and Denominator
A reconciliation of the numerator and denominator used in the calculation of basic and diluted loss per common share is as follows (in millions, except per share amounts):
Successor Predecessor
From
October 20, 2021
through
December 31, 2021		 From July 1, 2021 through
October 19, 2021		 Fiscal Year Ended
June 30, 2021		 Fiscal Year Ended
June 30, 2020		 Fiscal Year Ended
June 30, 2019
Net loss attributable to Mirion Technologies, Inc. (Successor) / Mirion Technologies (TopCo), Ltd. (Predecessor) shareholders $ (22.2) $ (105.7) $ (158.3) $ (119.1) $ (122.0)
Weighted average common shares outstanding – basic and diluted 180.773  $ 6.685  $ 6.549  $ 6.453  $ 6.300 
Net loss per common share attributable to Mirion Technologies, Inc. (Successor) / Mirion Technologies (TopCo), Ltd. (Predecessor) — basic and diluted $ (0.12) $ (15.81) $ (24.18) $ (18.45) $ (19.36)
Anti-dilutive employee share-based awards, excluded 0.003 0.200 0.300 0.400 0.500