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- Definition

The balance of the settlement funds at period end. Settlement funds are trust accounts maintained for the benefit of the Company's clients. They are not included in the Company's balance sheet.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of gain (loss) on sale or disposal of an equity method investment.

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

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The cash outflow associated with the acquisition of or advances to an entity that is related to it but not strictly controlled (for example, an unconsolidated subsidiary, affiliate, and joint venture or equity method investment) or the acquisition of an additional interest in a subsidiary (controlled entity).

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The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Condensed Consolidated Financial Statements - Narrative (Details) $ in Thousands	1 Months Ended		3 Months Ended		9 Months Ended
	Mar. 31, 2025 USD ($)	Jul. 31, 2019 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Feb. 26, 2024	Aug. 21, 2018
Condensed Financial Statements, Captions [Line Items]
Amount of off balance sheet settlement funds			$ 201,700		$ 201,700		$ 267,000
Goodwill			1,226,026		1,226,026		1,226,026
Proceeds from sale of equity investment					46,021	$ 0
Gain on sale of equity investment			0	$ 0	25,927	$ 0
India Payment Technology and Services Company
Condensed Financial Statements, Captions [Line Items]
Payments to acquire investment interest		$ 18,300
Percentage of voting interests acquired		30.00%
Percentage of interest sold in equity investment	0.30
Proceeds from sale of equity investment	$ 46,000
Gain on sale of equity investment	$ 25,900
India Payment Technology and Services Company \| Other Noncurrent Assets
Condensed Financial Statements, Captions [Line Items]
Equity method investment, amount recorded							$ 18,600
Payment Software
Condensed Financial Statements, Captions [Line Items]
Goodwill			809,000		809,000
Biller
Condensed Financial Statements, Captions [Line Items]
Goodwill			$ 417,000		$ 417,000
5.750% Senior notes, due August 2026 \| Senior Notes
Condensed Financial Statements, Captions [Line Items]
Stated interest rate (as a percent)			5.75%		5.75%			5.75%	5.75%
5.750% Senior notes, due August 2026 \| Level 2 \| Senior Notes
Condensed Financial Statements, Captions [Line Items]
Stated interest rate (as a percent)							5.75%
Fair value of long-term debt							$ 399,200