Overview And Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2023

Accounting Policies [Abstract]

Schedule of Error Corrections and Prior Period Adjustments

The effect of the changes on the Condensed Consolidated Statements of Income for the second quarter and first two quarters of 2022 were as follows:

	Second Quarter of 2022						First Two Quarters of 2022
(In millions)
	As Previously Reported		Effect of Change in Presentation		As Reported Herein		As Previously Reported		Effect of Change in Presentation		As Reported Herein
Revenue:
Product	$	564.5	$	(33.5)	$	531.0	$	1,186.1	$	(88.3)	$	1,097.8
Subscription and services	—		410.2		410.2		—		837.1		837.1
Service	158.0		(158.0)		—		319.1		(319.1)		—
Subscription	218.7		(218.7)		—		429.7		(429.7)		—
Total revenue	$	941.2	$	—	$	941.2	$	1,934.9	$	—	$	1,934.9
Cost of sales:
Product	$	269.9	$	(1.1)	$	268.8	$	578.3	$	(2.6)	$	575.7
Subscription and services	—		113.9		113.9		—		228.6		228.6
Service	63.4		(63.4)		—		126.7		(126.7)		—
Subscription	49.4		(49.4)		—		99.3		(99.3)		—
Amortization of purchased intangible assets	21.0		—		21.0		43.5		—		43.5
Total cost of sales	$	403.7	$	—	$	403.7	$	847.8	$	—	$	847.8