Summary of Significant Accounting Policies - Restructuring Charges (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2022	Sep. 30, 2022
Summary of Significant Accounting Policies
Restructuring Charges	$ 10.4
Severance and related costs	6.9	$ 6.9
Accelerated expense	2.0
Write off of capitalized software development costs	1.2
Accelerated amortization expenses	$ 0.3

Amount of accelerated amortization expenses incurred relating to restructuring.

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Amount of write off of intangible assets.

+ References

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- Definition

Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 45
-Paragraph 3
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-Topic 420
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-Name Accounting Standards Codification
-Topic 230
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-Name Accounting Standards Codification
-Topic 420
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-URI https://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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Amount of additional cost recognized for award under share-based payment arrangement from occurrence of event accelerating recognition of cost.

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