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LONG-TERM DEBT AND LINES OF CREDIT - Narrative (Details)						1 Months Ended		12 Months Ended
	Aug. 22, 2022 USD ($)	Aug. 19, 2022 USD ($)	Aug. 08, 2022 USD ($) $ / shares	Aug. 01, 2022 USD ($)	May 15, 2020 USD ($)	Jan. 31, 2023 USD ($)	Aug. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Aug. 18, 2022 USD ($)	Nov. 22, 2021 USD ($)	Feb. 26, 2021 USD ($)	Sep. 30, 2019 USD ($)	Aug. 14, 2019 USD ($)	Jun. 30, 2019 USD ($)
Debt Instrument [Line Items]
Amortization of discounts, premiums, and deferred debt issuance costs								$ 20,500,000	$ 14,400,000	$ 12,000,000
Long-term debt								13,496,885,000
Proceeds from long-term debt								9,812,289,000	$ 7,057,668,000	2,401,147,000
Purchase of capped calls related to issuance of convertible notes, net of taxes of $72,778								(229,597,000)
Derivative Asset, Statement of Financial Position [Extensible Enumeration]									Accounts payable and accrued liabilities
Interest expense								437,000,000	$ 328,000,000	326,800,000
Senior Notes and Convertible Notes
Debt Instrument [Line Items]
Unamortized discount								50,800,000
Unamortized debt issuance costs								85,400,000
Senior Notes
Debt Instrument [Line Items]
Unamortized discount									11,700,000
Senior Notes | Level 1
Debt Instrument [Line Items]
Fair value of debt instrument								10,700,000,000
Senior Notes | Total System Services, Inc.
Debt Instrument [Line Items]
Amortization of discounts, premiums, and deferred debt issuance costs								27,400,000	29,600,000	36,200,000
Senior Notes | Senior Unsecured Notes
Debt Instrument [Line Items]
Unamortized discount								5,200,000
Long-term debt								11,900,000,000
Face amount of debt instrument	$ 2,500,000,000											$ 2,000,000,000			$ 3,000,000,000
Debt issuance costs								$ 24,800,000				14,400,000
Senior Notes | Senior Unsecured Notes | Total System Services, Inc.
Debt Instrument [Line Items]
Face amount of debt instrument														$ 3,000,000,000
Senior Notes | 4.950% senior notes due August 15, 2027
Debt Instrument [Line Items]
Face amount of debt instrument	$ 500,000,000
Stated interest rate (as a percent)	4.95%							4.95%
Senior Notes | 5.300% senior notes due August 15, 2029
Debt Instrument [Line Items]
Face amount of debt instrument	$ 500,000,000
Stated interest rate (as a percent)	5.30%							5.30%
Senior Notes | 5.400% senior notes due August 15, 2032
Debt Instrument [Line Items]
Face amount of debt instrument	$ 750,000,000
Stated interest rate (as a percent)	5.40%							5.40%
Senior Notes | 5.950% senior notes due August 15, 2052
Debt Instrument [Line Items]
Face amount of debt instrument	$ 750,000,000
Stated interest rate (as a percent)	5.95%							5.95%
Senior Notes | 1.500% senior notes due November 15, 2024
Debt Instrument [Line Items]
Face amount of debt instrument												$ 500,000,000
Stated interest rate (as a percent)								1.50%				1.50%
Senior Notes | 2.150% senior notes due January 15, 2027
Debt Instrument [Line Items]
Face amount of debt instrument												$ 750,000,000
Stated interest rate (as a percent)								2.15%				2.15%
Senior Notes | 2.900% senior notes due November 15, 2031
Debt Instrument [Line Items]
Face amount of debt instrument												$ 750,000,000
Stated interest rate (as a percent)								2.90%				2.90%
Senior Notes | 1.200% senior notes due March 1, 2026
Debt Instrument [Line Items]
Face amount of debt instrument													$ 1,100,000,000
Stated interest rate (as a percent)								1.20%					1.20%
Debt issuance costs													$ 8,600,000
Senior Notes | 3.800% Senior Notes due April 01, 2021
Debt Instrument [Line Items]
Face amount of debt instrument														$ 750,000,000
Stated interest rate (as a percent)													3.80%	3.80%
Senior Notes | 2.900% senior notes due May 15, 2030
Debt Instrument [Line Items]
Face amount of debt instrument					$ 1,000,000,000
Stated interest rate (as a percent)					2.90%			2.90%
Debt issuance costs					$ 8,400,000
Proceeds from long-term debt					$ 996,700,000
Senior Notes | 2.650% senior notes due February 15, 2025
Debt Instrument [Line Items]
Face amount of debt instrument															$ 1,000,000,000
Stated interest rate (as a percent)								2.65%							2.65%
Senior Notes | 3.200% senior notes due August 15, 2029
Debt Instrument [Line Items]
Face amount of debt instrument															$ 1,250,000,000
Stated interest rate (as a percent)								3.20%							3.20%
Senior Notes | 4.150% senior notes due August 15, 2049
Debt Instrument [Line Items]
Face amount of debt instrument															$ 750,000,000
Stated interest rate (as a percent)								4.15%							4.15%
Senior Notes | 3.750% senior notes due June 1, 2023
Debt Instrument [Line Items]
Face amount of debt instrument														$ 550,000,000
Stated interest rate (as a percent)								3.75%						3.75%
Senior Notes | 4.000% senior notes due June 1, 2023
Debt Instrument [Line Items]
Face amount of debt instrument														$ 550,000,000
Stated interest rate (as a percent)								4.00%						4.00%
Senior Notes | 4.800% senior notes due April 1, 2026
Debt Instrument [Line Items]
Face amount of debt instrument														$ 750,000,000
Stated interest rate (as a percent)								4.80%						4.80%
Senior Notes | 4.450% senior notes due June 1, 2028
Debt Instrument [Line Items]
Face amount of debt instrument														$ 450,000,000
Stated interest rate (as a percent)								4.45%						4.45%
Convertible Debt
Debt Instrument [Line Items]
Long-term debt								$ 1,400,000,000
Convertible Debt | Level 3
Debt Instrument [Line Items]
Fair value of debt instrument								1,400,000,000
Convertible Debt | Convertible Senior Unsecured Notes, Due August 2029
Debt Instrument [Line Items]
Unamortized discount								37,500,000
Face amount of debt instrument			$ 1,500,000,000
Stated interest rate (as a percent)			1.00%
Proceeds from debt, net of issuance costs								1,440,000,000
Debt issuance costs, gross								20,400,000
Convertible, period			18 months
Convertible, conversion ratio			0.0071089
Convertible, conversion price (USD per share) | $ / shares			$ 140.67
Convertible cap price (USD per share) | $ / shares			$ 229.26
Purchase of capped calls related to issuance of convertible notes, net of taxes of $72,778								$ 302,400,000
Term loans
Debt Instrument [Line Items]
Unamortized debt issuance costs									60,700,000
Term loans | Term Loan B-2
Debt Instrument [Line Items]
Unamortized discount															$ 6,100,000
Debt issuance costs															$ 29,600,000
Term loans | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Minimum leverage ratio								3.75
Minimum interest coverage ratio								3.00
Unsecured Debt | Subsequent Event
Debt Instrument [Line Items]
Debt term						397 days
Unsecured Debt | Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Unamortized debt issuance costs								$ 23,500,000
Line of Credit
Debt Instrument [Line Items]
Unamortized debt issuance costs									9,900,000
Forward-Starting Interest Rate Swap
Debt Instrument [Line Items]
Notional amount																$ 1,000,000,000
Derivative settlement payments										$ 48,300,000
Interest Rate Swap
Debt Instrument [Line Items]
Derivative asset									28,800,000
Accumulated other comprehensive loss related to interest rate								5,500,000
Interest Rate Swap | Unsecured Debt | Unsecured Revolving Credit Facility Outstanding Under Prior Credit Facility
Debt Instrument [Line Items]
Recognition of net gain in termination							$ 1,200,000
Reclassification of accumulated loss							$ 500,000
Line of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity								1,084,600,000
Available borrowings under credit facility								1,654,500,000
Repayments of lines of credit								81,900,000	$ 76,300,000
Amount outstanding under lines of credit								747,100,000
Average outstanding balance								$ 477,500,000
Weighted-average interest rate of short-term debt (as a percent)								4.97%
Commercial Paper | Unsecured Debt | Subsequent Event
Debt Instrument [Line Items]
Maximum borrowing capacity						$ 2,000,000,000
Redemption 2027 | Senior Notes
Debt Instrument [Line Items]
Redemption price, percentage	101.00%
Redemption 2029 | Senior Notes
Debt Instrument [Line Items]
Redemption price, percentage	101.00%
Revolving Credit Facility | Bridge Loan | EVO Payments, Inc
Debt Instrument [Line Items]
Maximum borrowing capacity				$ 4,300,000,000				$ 0
Debt term				364 days
Commitment fee amount								17,300,000
Revolving Credit Facility | Unsecured Debt | Prior Credit Facility, Unsecured Term Loan Facility
Debt Instrument [Line Items]
Maximum borrowing capacity											$ 2,000,000,000
Revolving Credit Facility | Unsecured Debt | Prior Credit Facility, Unsecured Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity											$ 3,000,000,000
Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Debt issuance costs		$ 12,300,000
Maximum borrowing capacity		$ 5,750,000,000
Basis spread on variable rate (as a percent)		1.375%
Outstanding borrowings								0
Letter of Credit | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity								250,000,000
Standby Letters of Credit | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Available borrowings under credit facility								$ 2,400,000,000
Minimum | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		1.125%
Commitment fee (as a percent)								0.125%
Maximum | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		1.875%
Commitment fee (as a percent)								0.30%
Base Rate | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.00%
Credit Spread Adjustment or Alternative Currency Term Rate | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.10%
Credit Spread Adjustment or Alternative Currency Term Floor Rate | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.00%
Daily Floating Secured Overnight Financing Rate | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.00%
Daily Floating Secured Overnight Financing Credit Adjustment Rate | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.10%
Alternative Currency Rate Floor | Revolving Credit Facility | Line of Credit | Bank of America, N.A. Revolving Credit Facility
Debt Instrument [Line Items]
Basis spread on variable rate (as a percent)		0.00%

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