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Software and Other Intangible Assets - Summary of Carrying Amount and Accumulated Amortization of Other Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Total	$ 235,053	$ 283,004
Software
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	568,195	568,146
Accumulated Amortization	(433,253)	(410,364)
Total	134,942	157,782
Software for internal use
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	446,394	440,242
Accumulated Amortization	(311,452)	(283,109)
Total	134,942	157,133
Software for resale
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	121,801	127,904
Accumulated Amortization	(121,801)	(127,255)
Total	0	649
Other intangible assets
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	479,969	531,801
Accumulated Amortization	(244,916)	(248,797)
Total	235,053	283,004
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	457,027	507,962
Accumulated Amortization	(225,527)	(230,152)
Total	231,500	277,810
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	22,942	23,839
Accumulated Amortization	(19,389)	(18,645)
Total	$ 3,553	$ 5,194

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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