Segment Information - Supplemental Geographic and Customer Solution Set Information (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Revenue	$ 564.5	$ 540.4
Finance & Risk
Segment Reporting Information [Line Items]
Revenue	328.1	312.0
Sales & Marketing
Segment Reporting Information [Line Items]
Revenue	236.4	228.4
Operating segments \| North America
Segment Reporting Information [Line Items]
Revenue	386.6	374.7
Operating segments \| North America \| Finance & Risk
Segment Reporting Information [Line Items]
Revenue	208.1	201.2
Operating segments \| North America \| Sales & Marketing
Segment Reporting Information [Line Items]
Revenue	178.5	173.5
Operating segments \| International
Segment Reporting Information [Line Items]
Revenue	177.9	165.7
Operating segments \| International \| Finance & Risk
Segment Reporting Information [Line Items]
Revenue	120.0	110.8
Operating segments \| International \| Sales & Marketing
Segment Reporting Information [Line Items]
Revenue	$ 57.9	$ 54.9

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 924
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-Name Accounting Standards Codification
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 10: http://www.xbrl.org/2003/role/disclosureRef
-Topic 280
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Reference 11: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
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-Section 50
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479806/606-10-50-4

+ Details