Mirion Technologies, Inc. Post-effective amendment to a registration statement that is not immediately effective upon filing

Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

The following table shows changes in the carrying amount of goodwill by reportable segment as of December 31, 2021 and 2020 (in millions):


Predecessor
	Medical			Industrial			Consolidated
Balance—June 30, 2019	$	96.7		$	414.9		$	511.6
Acquisition of Capintec		6.0			—			6.0
Acquisition of Premium Analyse		—			4.3			4.3
Acquisition of Selmic		—			2.7			2.7
Acquisition of AWST		4.1			—			4.1
Translation adjustment		—			(6.1	)		(6.1	)

Balance—June 30, 2020	$	106.8		$	415.8		$	522.6
Acquisition of Sun Nuclear		130.2			—			130.2
Acquisition of Biodex		11.1			—			11.1
Acquisition of Dosimetrics		1.6			—			1.6
Translation adjustment		(0.2	)		16.2			16.0

Balance—June 30, 2021	$	249.5		$	432.0		$	681.5
Acquisition of Dosimetry Badge		0.9			—			0.9
Balance—Translation adjustment		(0.4	)		(4.6	)		(5.0	)

Balance—October 19, 2021	$	250.0		$	427.4		$	677.4

A summary of intangible assets useful lives, gross carrying value and related accumulated amortization is below (in millions):


Successor
			December 31, 2021
	Original Average Life in Years		Gross Carrying Amount		Accumulated Amortization			Net Book Value
Customer relationships		6-13	$	341.0	$	(15.3	)	$	325.8
Distributor relationships		7-13		61.0		(1.5	)		59.5
Developed technology		5-16		251.2		(5.9	)		245.3
Trade names		3-10		100.0		(2.1	)		97.9
Backlog and other		1-4		85.7		(7.2	)		78.4

Total			$	838.9	$	(32.0	)	$	806.9


Predecessor
			June 30, 2021
	Original Average Life in Years		Gross Carrying Amount		Accumulated Amortization			Net Book Value
Customer relationships		6-17	$	420.4	$	(205.6	)	$	214.8
Developed technology		3-16		184.5		(104.7	)		79.8
Trade names		5-9		47.4		(29.5	)		17.9
Backlog and other		1-9		40.6		(26.8	)		13.8

Total			$	692.9	$	(366.6	)	$	326.3


			June 30, 2020
	Original Average Life in Years		Gross Carrying Amount		Accumulated Amortization			Net Book Value
Customer relationships		6-15	$	358.5	$	(170.5	)	$	188.0
Developed technology		3-16		130.0		(81.0	)		49.0
Trade names		5-9		32.9		(22.4	)		10.5
Backlog and other		1-9		22.8		(22.0	)		0.8

Total			$	544.2	$	(295.9	)	$	248.3

Aggregate amortization expense for intangible assets included in cost of revenues and operating expenses was as follows (in millions):


	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
Amortization expense for intangible assets in:
Cost of revenues	$	5.6	$	6.6	$	20.9	$	17.9	$	18.4
Operating expenses	$	26.4	$	13.1	$	41.9	$	32.7	$	34.5

Future annual amortization expense at current exchange rates is as follows (in millions):