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Settlement Assets and Obligations - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Receivables from agents, business solutions customers, and others, net |  | $ 1,732.9 | $ 1,520.2 |
Variable rate demand notes, maximum maturity year |  | 2052 |  |
Due after 10 years |  | $ 357.0 |  |
Other Assets |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Advances to agents |  | 188.5 | 154.9 |
Receivables from agents and others |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Receivables from agents, business solutions customers, and others, net |  | 1,732.9 | 1,508.5 |
Provision for doubtful accounts | [1] | 19.4 | 14.1 | $ 8.9
Receivables from Business Solutions customers |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Receivables from agents, business solutions customers, and others, net |  |  | 11.7 |
Provision for doubtful accounts | [1] | 1.4 | $ 3.8 | $ 4.2
State and municipal variable-rate demand notes |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Due after 10 years |  | $ 86.8 |  |
[1] | Provision does not include losses from chargebacks or fraud associated with transactions initiated through the Company’s digital channels, as these losses are not credit-related. The Company recognized losses that were not credit-related of $42.2 million, $37.5 million, and $51.4 million for the years ended December 31, 2023, 2022, and 2021, respectively.

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