Mirion Technologies, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Cover Page
Financial Statements
Notes to Financial Statements
Accounting Policies
- Nature of Business and Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Noncontrolling Interests (Details)

v3.22.2

Noncontrolling Interests (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended	6 Months Ended
	Oct. 20, 2021	Jun. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Noncontrolling Interest [Line Items]
Share-based compensation arrangement by share-based payment award, fair value assumptions, exercise price (in dollars per share)	$ 10.00
Noncontrolling interest		$ 1,658.9	$ 1,658.9	$ 1,757.2	$ 1,784.0	$ (839.5)	$ (792.2)	$ (733.4)
Additional Paid-In Capital
Noncontrolling Interest [Line Items]
Conversion of shares of class B shares of common stock to class A		4.9
Noncontrolling interest		$ 1,866.8	$ 1,866.8	$ 1,853.4	$ 1,845.5	$ 9.5	$ 9.5	$ 9.6
IntermediateCo Class B common stock
Noncontrolling Interest [Line Items]
Shares issued (in shares)	1
Percentage of non-voting share	96.00%
Percentage of non-voting interests not attributable portion	4.00%	3.90%	3.90%
Class A Common Stock
Noncontrolling Interest [Line Items]
Conversion of shares of class B shares of common stock to class A (in shares)		500,000
Class A Common Stock \| GSAH
Noncontrolling Interest [Line Items]
Business acquisition equity interest issued or issuable (in shares)	30,401,902
IntermediateCo Class A common stock \| GSAH
Noncontrolling Interest [Line Items]
Percentage of voting shares	100.00%
Class B Common Stock
Noncontrolling Interest [Line Items]
Conversion of shares of class B shares of common stock to class A (in shares)		(500,000)
Class B Common Stock \| GSAH
Noncontrolling Interest [Line Items]
Business acquisition equity interest issued or issuable (in shares)	8,560,540
Class B Common Stock \| Intermediate Co
Noncontrolling Interest [Line Items]
Business acquisition equity interest issued or issuable (in shares)	8,560,540		8,060,540

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