Goodwill and Other Assets (Tables)

12 Months Ended

Dec. 31, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

In addition to the quantitative goodwill impairment test, the Company also performed a reassignment of the goodwill to the new reporting units using a relative fair value allocation approach required by Accounting Standards Codification (ASC) 350. The results of that reassignment are included in the summary below.

	Legacy Reporting Units				New Reporting Unit
	Eurasia Banking		Americas Banking		Banking		Retail		Total
Goodwill	$	590.4	$	444.7	$	—	$	236.2	$	1,271.3
Accumulated impairment losses	(291.7)		(122.0)		—		(57.2)		(470.9)
Balance at January 1, 2021	$	298.7	$	322.7	$	—	$	179.0	$	800.4
Divestitures	—		—		—		(3.3)		(3.3)
Currency translation adjustment	(29.0)		(4.6)		—		(19.9)		(53.5)
Goodwill	$	561.4	$	440.1	$	—	$	213.0	$	1,214.5
Impairment	—		—		—		—		—
Accumulated impairment losses	(291.7)		(122.0)		—		(57.2)		(470.9)
Balance at December 31, 2021	$	269.7	$	318.1	$	—	$	155.8	$	743.6
Currency translation adjustment	(6.3)		(1.0)		—		(4.4)		(11.7)
Goodwill	$	555.1	$	439.1	$	—	$	208.6	$	1,202.8
Currency translation adjustment	—		—		(18.6)		(11.0)		(29.6)
Goodwill reassignment	(555.1)		(439.1)		922.2		72.0		—
Goodwill	—		—		903.6		269.6		1,173.2
Accumulated impairment reassignment	291.7		122.0		(413.7)				—
Accumulated impairment losses	—		—		(413.7)		(57.2)		(470.9)
Balance at December 31, 2022	$	—	$	—	$	489.9	$	212.4	$	702.3

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The following summarizes information on intangible assets by major category:

		December 31, 2022						December 31, 2021
	Weighted-average remaining useful lives	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Customer relationships, net	3.2 years	$	662.3	$	(448.7)	$	213.6	$	703.3	$	(401.6)	$	301.7
Capitalized software development	2.1 years	245.2		(202.7)		42.5		228.1		(184.9)		43.2
Development costs non-software	0.7 years	48.7		(48.7)		—		51.8		(51.6)		0.2
Other	5.0 years	48.7		(47.2)		1.5		50.8		(48.4)		2.4
Other intangible assets, net		342.6		(298.6)		44.0		330.7		(284.9)		45.8
Total		$	1,004.9	$	(747.3)	$	257.6	$	1,034.0	$	(686.5)	$	347.5

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

The expected annual amortization expense is as follows:

	Estimated amortization
2023	$	88.4
2024	84.2
2025	60.5
2026	19.8
2027	0.3
	$	253.2

Schedule of Capitalized Software Development

The following table identifies the activity relating to total capitalized software development:

	2022		2021		2020
Beginning balance as of January 1	$	43.2	$	38.0	$	46.0
Capitalization	28.7		31.1		17.2
Amortization	(14.1)		(23.3)		(27.2)
Impairment	(9.8)		—		—
CTA, transferred to held-for-sale, other	(5.5)		(2.6)		2.0
Ending balance as of December 31	$	42.5	$	43.2	$	38.0