Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

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Goodwill and Intangible Assets, net - Narrative (Details) € in Millions	1 Months Ended	3 Months Ended			12 Months Ended
	Feb. 28, 2014 USD ($)	Mar. 31, 2021	Mar. 31, 2020 USD ($)	Mar. 31, 2020 EUR (€)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Mar. 31, 2020 EUR (€)	Jan. 17, 2020 USD ($)
Finite-Lived Intangible Assets [Line Items]
Goodwill					$ 106,379,000	$ 106,563,000
Impairment of goodwill and intangibles			$ 0
Amortization of developed technology					11,918,000	11,910,000	$ 11,200,000
DVS Sciences, Inc.
Finite-Lived Intangible Assets [Line Items]
Goodwill	$ 104,100,000
InstruNor AS
Finite-Lived Intangible Assets [Line Items]
Goodwill			2,200,000					€ 2.0	$ 2,220,000
Developed technology
Finite-Lived Intangible Assets [Line Items]
Amortization of developed technology					$ 12,700,000	$ 12,800,000	$ 12,200,000
Developed technology \| DVS Sciences, Inc.
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets acquired	$ 112,000,000
Developed technology \| InstruNor AS
Finite-Lived Intangible Assets [Line Items]
Finite-lived intangible assets acquired			$ 5,400,000	€ 4.9
Acquired finite-lived intangible assets, useful life		8 years