Condensed Consolidated Statements of Operations and Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net revenues:
Net revenues	$ 589.8	$ 462.5	$ 1,669.8	$ 1,400.1
Cost of revenues:
Cost of revenues	327.8	257.5	921.9	786.0
Gross profit	262.0	205.0	747.9	614.1
Research and development	42.5	41.7	127.7	122.3
Selling, general and administrative	87.0	82.1	260.3	247.8
Acquisition and integration costs	0.5	2.1	3.4	35.5
Restructuring and other	3.1	1.5	6.8	4.7
Amortization of intangible assets	12.5	17.0	42.6	50.3
Asset impairment			1.2
COVID-19 related net credits			(1.2)
Fees and expenses related to repricing of Term Loan		0.6		6.5
Gain on sale of long-lived assets		(6.8)		(6.8)
Income from operations	116.4	66.8	307.1	153.8
Interest income	0.1	1.2	1.1	4.3
Interest expense	6.6	13.5	22.7	35.3
Other expense (income), net	1.1	(0.9)	3.0	0.2
Income before income taxes	108.8	55.4	282.5	122.6
Provision for income taxes	17.1	8.0	48.0	25.0
Net income	91.7	47.4	234.5	97.6
Other comprehensive income, net of tax:
Changes in value of financial instruments designated as cash flow hedges	(0.6)	(0.8)	(7.7)	(8.6)
Foreign currency translation adjustments	17.1	(14.5)	12.1	(18.2)
Net actuarial gain on pension and post-retirement benefits	0.1	0.1	0.1	0.1
Unrealized gain (loss) on investments			0.2	(0.1)
Total comprehensive income	$ 108.3	$ 32.2	$ 239.2	$ 70.8
Net income per share:
Basic	$ 1.66	$ 0.86	$ 4.26	$ 1.79
Diluted	$ 1.66	$ 0.86	$ 4.24	$ 1.77
Weighted average common shares outstanding:
Basic	55,173,000	54,945,000	55,060,000	54,636,000
Diluted	55,399,000	55,204,000	55,301,000	55,045,000
Products [Member]
Net revenues:
Net revenues	$ 506.8	$ 386.2	$ 1,441.0	$ 1,184.9
Cost of revenues:
Cost of revenues	280.7	216.3	794.8	672.2
Services [Member]
Net revenues:
Net revenues	83.0	76.3	228.8	215.2
Cost of revenues:
Cost of revenues	$ 47.1	$ 41.2	$ 127.1	$ 113.8