Assets and Liabilities Measured at Fair Value - Components by Hierarchy Level (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Assets:
Fair value of assets	$ 82,060	$ 242,048
Liabilities:
Contingent consideration payable	19,833	20,339
Deferred compensation plan liability	5,002	4,800
Fair value of liabilities	24,835	25,139
U.S. government agency bonds
Assets:
Fair value of assets	39,955
Commercial paper
Assets:
Fair value of assets	36,753	174,531
Asset-backed securities
Assets:
Fair value of assets		30,056
Money market
Assets:
Fair value of assets	5,352	5,150
Level 2
Assets:
Fair value of assets	82,060	242,048
Liabilities:
Contingent consideration payable	0	0
Deferred compensation plan liability	5,002	4,800
Fair value of liabilities	5,002	4,800
Level 2 \| U.S. government agency bonds
Assets:
Fair value of assets	39,955
Level 2 \| Commercial paper
Assets:
Fair value of assets	36,753
Level 2 \| Corporate debt securities
Assets:
Fair value of assets		32,311
Level 2 \| Asset-backed securities
Assets:
Fair value of assets		30,056
Level 2 \| Money market
Assets:
Fair value of assets	5,352	5,150
Level 3
Liabilities:
Contingent consideration payable	19,833	20,339
Deferred compensation plan liability	0	0
Fair value of liabilities	$ 19,833	$ 20,339

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258

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Amount of liability recognized arising from contingent consideration in a business combination.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)(1)
-URI https://asc.fasb.org/extlink&oid=126975305&loc=d3e6927-128479

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 35
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126966325&loc=d3e6819-128478

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 30
-Section 25
-Paragraph 6
-URI https://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

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Aggregate carrying value as of the balance sheet date of the liabilities for stock option plans and other equity-based compensation arrangements.

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Fair value of financial and nonfinancial obligations.

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