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Goodwill and Intangible Assets, Net - Schedule of Intangible Assets, Net (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 1,041,260 | $ 1,039,920
Accumulated Amortization | 309,915 | 287,911
Total future amortization of intangible assets | $ 731,345 | $ 752,009
Corporate trade name |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted- Average Remaining Useful Life | 9 months 18 days | 1 year
Gross Carrying Amount | $ 51,965 | $ 51,965
Accumulated Amortization | 35,954 | 30,288
Total future amortization of intangible assets | $ 16,011 | $ 21,677
Customer relationships |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted- Average Remaining Useful Life | 14 years 2 months 12 days | 14 years 6 months
Gross Carrying Amount | $ 806,668 | $ 806,668
Accumulated Amortization | 150,928 | 139,150
Total future amortization of intangible assets | $ 655,740 | $ 667,518
Technology |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted- Average Remaining Useful Life | 3 years 6 months | 3 years 9 months 18 days
Gross Carrying Amount | $ 162,015 | $ 162,015
Accumulated Amortization | 105,495 | 101,566
Total future amortization of intangible assets | $ 56,520 | $ 60,449
Below market lease, net |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted- Average Remaining Useful Life | 0 years | 0 years
Gross Carrying Amount | $ 1,218 | $ 1,218
Accumulated Amortization | 1,218 | 1,218
Total future amortization of intangible assets | $ 0 | $ 0
Provider network contracts |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted- Average Remaining Useful Life | 1 year 6 months | 1 year 1 month 6 days
Gross Carrying Amount | $ 19,394 | $ 18,054
Accumulated Amortization | 16,320 | 15,689
Total future amortization of intangible assets | $ 3,074 | $ 2,365

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