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Settlement Assets and Obligations - Components of Investment Securities (Parenthetical) (Details) $ in Millions | Dec. 31, 2022 USD ($) Securities
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Summary of Investment Holdings [Line Items] |
Number of investment securities | Securities | 432
Number of investment securities for less than twelve months | Securities | 324
Number of investment securities for greater than twelve months | Securities | 108
Unrealized loss position for greater than twelve months | $ 28.3
Unrealized loss position for less than twelve months | 57.2
Total fair value loss position for less than twelve months | 871.9
Total fair value loss position for greater than twelve months | $ 186.6

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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for more than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=124269663&loc=SL82922890-210455 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126970911&loc=d3e27337-111563 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 30 -Section 55 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=121590138&loc=SL82922954-210456 + Details
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