Goodwill and Intangible Assets (Tables)

6 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Goodwill

Changes in goodwill for the six months ended December 31, 2019 were as follows:

	CDKNA		CDKI		Total
Balance as of June 30, 2019	$	1,000.3	$	356.0	$	1,356.3
Currency translation adjustments	0.2		7.8		8.0
Balance as of December 31, 2019	$	1,000.5	$	363.8	$	1,364.3

Components of Intangible Assets, Net

Components of intangible assets, net from continuing operations were as follows:

	December 31, 2019							June 30, 2019
	Original Cost		Accumulated Amortization			Intangible Assets, net		Original Cost		Accumulated Amortization			Intangible Assets, net
Software	$	277.4	$	(141.5	)	$	135.9	$	250.8	$	(126.7	)	$	124.1
Customer lists	197.3		(105.3		)	92.0		196.6		(100.2		)	96.4
Trademarks	7.5		(3.4		)	4.1		7.5		(3.1		)	4.4
Other intangibles	3.2		(2.5		)	0.7		3.2		(2.2		)	1.0
	$	485.4	$	(252.7	)	$	232.7	$	458.1	$	(232.2	)	$	225.9

Estimated Amortization Expenses of the Company's Existing Intangible Assets

Estimated amortization expenses of the Company's intangible assets as of December 31, 2019 were as follows:

	Amount
Six months ending June 30, 2020	$	19.6
Twelve months ending June 30, 2021	44.8
Twelve months ending June 30, 2022	44.4
Twelve months ending June 30, 2023	31.6
Twelve months ending June 30, 2024	18.5
Twelve months ending June 30, 2025	13.2
Thereafter	60.6
	$	232.7