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Intangible Assets, Net - Schedule of Intangible Assets (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Indefinite-lived Intangible Assets [Roll Forward] |  |  |
Impairment of intangible assets | $ 0 | $ 0 | $ 0
Amortized intangible assets: |  |  |
Accumulated Amortization | (131,268,000) | (118,611,000) |
Total | 69,498,000 |  |
Intangible Assets, Gross | 202,916,000 | 195,472,000 | 187,729,000
Additions | 7,444,000 | 7,743,000 |
Impairment/ Disposal | 0 | 0 |
Intangible Assets, Net | 71,648,000 | 76,861,000 |
Network relationships |  |  |
Amortized intangible assets: |  |  |
Beginning Balance, Gross | 150,679,000 | 150,679,000 |
Additions | 0 | 0 |
Impairment/ Disposal | 0 | 0 |
Accumulated Amortization | (104,859,000) | (95,451,000) |
Ending Balance, Gross | 150,679,000 | 150,679,000 | 150,679,000
Total | $ 45,820,000 | $ 55,228,000 |
Network relationships | Minimum |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 11 years | 11 years |
Network relationships | Maximum |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 21 years | 21 years |
Management contracts |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 15 years | 15 years |
Amortized intangible assets: |  |  |
Beginning Balance, Gross | $ 22,832,000 | $ 22,832,000 |
Additions | 0 | 0 |
Impairment/ Disposal | 0 | 0 |
Accumulated Amortization | (16,662,000) | (15,208,000) |
Ending Balance, Gross | 22,832,000 | 22,832,000 | 22,832,000
Total | 6,170,000 | $ 7,624,000 |
Member relationships |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) |  | 12 years |
Amortized intangible assets: |  |  |
Beginning Balance, Gross | 16,633,000 | $ 8,997,000 |
Additions | 7,444,000 | 7,636,000 |
Impairment/ Disposal | 0 | 0 |
Accumulated Amortization | (7,345,000) | (5,619,000) |
Ending Balance, Gross | 24,077,000 | 16,633,000 | 8,997,000
Total | $ 16,732,000 | $ 11,014,000 |
Member relationships | Minimum |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 10 years |  |
Member relationships | Maximum |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 14 years |  |
Patient management platform |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 5 years | 5 years |
Amortized intangible assets: |  |  |
Beginning Balance, Gross | $ 2,060,000 | $ 2,060,000 |
Additions | 0 | 0 |
Impairment/ Disposal | 0 | 0 |
Accumulated Amortization | (2,060,000) | (2,060,000) |
Ending Balance, Gross | 2,060,000 | 2,060,000 | 2,060,000
Total | $ 0 | $ 0 |
Tradename/trademarks |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 20 years | 20 years |
Amortized intangible assets: |  |  |
Beginning Balance, Gross | $ 1,011,000 | $ 1,011,000 |
Additions | 0 | 0 |
Impairment/ Disposal | 0 | 0 |
Accumulated Amortization | (308,000) | (257,000) |
Ending Balance, Gross | 1,011,000 | 1,011,000 | 1,011,000
Total | $ 703,000 | $ 754,000 |
Developed technology |  |  |
Finite-Lived Intangible Assets [Line Items] |  |  |
Useful Life (Years) | 6 years | 6 years |
Amortized intangible assets: |  |  |
Beginning Balance, Gross | $ 107,000 | $ 0 |
Additions | 0 | 107,000 |
Impairment/ Disposal | 0 | 0 |
Accumulated Amortization | (34,000) | (16,000) |
Ending Balance, Gross | 107,000 | 107,000 | 0
Total | 73,000 | 91,000 |
Trademarks |  |  |
Indefinite-lived Intangible Assets [Roll Forward] |  |  |
Beginning Balance | 2,150,000 | 2,150,000 |
Additions | 0 | 0 |
Impairment of intangible assets | 0 | 0 |
Ending Balance | $ 2,150,000 | $ 2,150,000 | $ 2,150,000

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