Acquisitions (Tables)

6 Months Ended

Apr. 30, 2021

Business Combination And Asset Acquisition [Abstract]

Total purchase consideration for business and asset acquisitions

The following is a summary of the allocation of the total purchase consideration for business and asset acquisitions that the Company completed during the six months ended April 30, 2021 and fiscal 2020:

(In millions)	April 30, 2021		October 31, 2020
Technology	$	163.5	$	—
In-Process Research & Development (IPR&D)	20.0		—
Customer relationships	5.5		11.4
Trademarks	1.3		5.1
Other	0.4		3.9
Total identifiable intangible assets	$	190.7	$	20.4
Goodwill	49.7		15.3
Net tangible assets (liabilities)	(13.0)		(0.3)
Fair value of contingent consideration	(38.6)		—
Total closing purchase price	$	188.8	$	35.4

Contingent consideration reconciliation

The following table provides a reconciliation of the beginning and ending balances of contingent consideration:

Periods Ended April 30,	Three Months				Six Months
(In millions)	2021		2020		2021		2020
Beginning balance	$	30.2	$	—	$	—	$	—
Purchase price contingent consideration	0.6		—		30.8		—
Payments	—		—		—		—
Change in fair value	—		—		—		—
Ending balance	$	30.8	$	—	$	30.8	$	—