Software and Other Intangible Assets - Carrying Amount and Accumulated Amortization of Software Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 578,428	$ 568,146
Accumulated Amortization	(449,319)	(410,364)
Net Balance	129,109	157,782
Software for internal use
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	454,171	440,242
Accumulated Amortization	(325,062)	(283,109)
Net Balance	129,109	157,133
Software amortization expense	68,000	69,300	$ 70,000
Software for resale
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	124,257	127,904
Accumulated Amortization	(124,257)	(127,255)
Net Balance	0	649
Software amortization expense	$ 700	$ 6,200	$ 8,500