Software and Other Intangible Assets - Schedule of Carrying Amount and Accumulated Amortization (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items]
Total	$ 172,310	$ 195,646
Software for internal use
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	478,291	469,325
Accumulated Amortization	(387,978)	(360,907)
Total	90,313	108,418
Total other intangible assets
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	472,463	469,553
Accumulated Amortization	(300,153)	(273,907)
Total	172,310	195,646
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	450,398	447,654
Accumulated Amortization	(278,088)	(252,828)
Total	172,310	194,826
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	22,065	21,899
Accumulated Amortization	(22,065)	(21,079)
Total	$ 0	$ 820