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Acquisitions - 2021, Acquisitions (Details) € in Millions, $ in Millions					12 Months Ended
	Nov. 17, 2021 USD ($)	Nov. 17, 2021 EUR (€)	Aug. 24, 2021 USD ($)	Oct. 15, 2018 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Consideration Transferred:
Total consideration transferred	$ 14.4			$ 6.1	$ 4.5
Allocation of Consideration Transferred:
Goodwill					339.5	$ 320.4	$ 293.0	$ 275.7
BSI Nano
Allocation of Consideration Transferred:
Goodwill					238.9	228.0	208.5	203.7
BSI Life Science
Allocation of Consideration Transferred:
Goodwill					100.3	$ 92.1	$ 84.2	$ 72.0
SCI Instruments
Consideration Transferred:
Contingent consideration			$ 1.0
SCI Instruments \| BSI Nano
Consideration Transferred:
Cash paid					28.0
Contingent consideration					1.0
Working capital adjustment					(0.6)
Total consideration transferred					28.4
Allocation of Consideration Transferred:
Inventories					1.0
Goodwill					12.6
Liabilities assumed					(0.3)
Total consideration transferred					28.4
SCI Instruments \| BSI Nano \| Technology
Allocation of Consideration Transferred:
Intangible assets					7.1
SCI Instruments \| BSI Nano \| Customer relationships
Allocation of Consideration Transferred:
Intangible assets					6.4
SCI Instruments \| BSI Nano \| Backlog
Allocation of Consideration Transferred:
Intangible assets					1.2
SCI Instruments \| BSI Nano \| Trade name
Allocation of Consideration Transferred:
Intangible assets					0.4
Molecubes NV
Consideration Transferred:
Contingent consideration	0.4
Total consideration transferred	$ 21.1	€ 18.7
Molecubes NV \| BSI Life Science
Consideration Transferred:
Cash paid					21.1
Contingent consideration					0.4
Total consideration transferred					21.5
Allocation of Consideration Transferred:
Cash					1.1
Accounts receivable					1.2
Inventories					1.5
Other current assets					0.3
Property, plant and equipment					0.1
Goodwill					14.1
Deferred taxes					(1.6)
Liabilities assumed					(1.6)
Total consideration transferred					21.5
Molecubes NV \| BSI Life Science \| Technology
Allocation of Consideration Transferred:
Intangible assets					3.4
Molecubes NV \| BSI Life Science \| Customer relationships
Allocation of Consideration Transferred:
Intangible assets					2.4
Molecubes NV \| BSI Life Science \| Backlog
Allocation of Consideration Transferred:
Intangible assets					0.1
Molecubes NV \| BSI Life Science \| Trade name
Allocation of Consideration Transferred:
Intangible assets					$ 0.5