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Fair Value Measurements of Financial Instruments - Additional Information (Details) - USD ($) |  | 3 Months Ended | 6 Months Ended |  |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2024 | Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023 | Mar. 31, 2024 | Jan. 01, 2024 | Dec. 31, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Oct. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Marketable securities – certificates of deposit |  | $ 2,236,000 |  | $ 2,236,000 |  |  |  | $ 2,150,000 |  |  |
Equity securities |  | 147,000 |  | 147,000 |  |  |  | 348,000 |  |  |
Unrealized (loss) gain on investments |  | (123,000) | $ 859,000 | 976,000 | $ (5,533,000) |  |  |  |  |  |
Investments in other entities – equity method |  | 33,276,000 | 45,831,000 | 33,276,000 | 45,831,000 | $ 35,893,000 |  | 25,774,000 | $ 43,108,000 | $ 40,299,000 |
Apollo-Sun Labs Management, LLC |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity interest purchase obligation, noncurrent |  | 7,300,000 |  | 7,300,000 |  |  |  | 7,800,000 |  |  |
Unrealized gain (loss) from change in fair value |  | 0 | (400,000) | $ 500,000 | (1,800,000) |  |  |  |  |  |
AAMG contingent consideration |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest acquired |  |  |  |  |  |  |  |  |  |  | 100.00%
AAMG contingent consideration | 2023 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity interest issued, number of shares (shares) |  |  |  | 157,059 |  |  |  |  |  |  |
AAMG contingent consideration | 2024 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity interest issued, number of shares (shares) |  |  |  | 184,357 |  |  |  |  |  |  |
AAMG contingent consideration | Other Liabilities | 2023 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 3,200,000 |  | $ 3,200,000 |  |  |  | 2,600,000 |  |  |
AAMG contingent consideration | Other Noncurrent Liabilities | 2024 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 4,200,000 |  | 4,200,000 |  |  |  | 2,900,000 |  |  |
AAMG contingent consideration | Other Noncurrent Liabilities | 2023 and 2024 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 5,600,000 |  | 5,600,000 |  |  |  | 5,600,000 |  |  |
Advanced Diagnostic and Surgical Center, Inc |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest acquired |  |  |  |  |  |  | 95.00% |  |  |  |
Fair value of contingent consideration |  |  |  |  |  |  | $ 3,600,000 |  |  |  |
Advanced Diagnostic and Surgical Center, Inc | Other Noncurrent Liabilities | 2023 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 2,000,000 |  | 2,000,000 |  |  |  |  |  |  |
Advanced Diagnostic and Surgical Center, Inc | Other Noncurrent Liabilities | 2024 Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 1,600,000 |  | 1,600,000 |  |  |  |  |  |  |
Community Family Care Medical Group IPA, Inc. |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity interest issued, number of shares (shares) | 631,712 |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration | $ 8,000,000 |  |  |  |  |  |  |  |  |  |
Community Family Care Medical Group IPA, Inc. | Other Noncurrent Liabilities |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 15,000,000 |  | 15,000,000 |  |  |  |  |  |  |
Contingent consideration, liability, each measurement period |  | 5,000,000 |  | 5,000,000 |  |  |  |  |  |  |
Community Family Care Medical Group IPA, Inc. | Other Noncurrent Liabilities | First Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 3,500,000 |  | 3,500,000 |  |  |  |  |  |  |
Community Family Care Medical Group IPA, Inc. | Other Noncurrent Liabilities | Second and Third Metric |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 5,200,000 |  | 5,200,000 |  |  |  |  |  |  |
PCCCV |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Fair value of contingent consideration |  | 2,600,000 |  | $ 2,600,000 |  |  |  |  |  |  |
DMG And Sun Labs |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity interest purchase obligation, period to purchase |  |  |  | 3 years |  |  |  |  |  |  |
DMG remaining equity interest purchase |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Investments in other entities – equity method |  | $ 8,500,000 |  | $ 8,500,000 |  |  |  | 8,500,000 |  |  |
Interest Rate Collar |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Derivative, ceiling interest rate |  | 5.00% |  | 5.00% |  |  |  |  |  |  |
Derivative, floor interest rate |  | 2.34% |  | 2.34% |  |  |  |  |  |  |
Derivative asset, fair value |  | $ 400,000 |  | $ 400,000 |  |  |  | 300,000 |  |  |
Unrealized (loss) gain on investments |  | (38,000) | $ 1,200,000 | $ 700,000 | $ 1,200,000 |  |  |  |  |  |
Certificates of Deposit |  |  |  |  |  |  |  |  |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |  |  |  |  |  |  |  |  |
Short-term marketable securities, maturity period |  |  |  | 90 days |  |  |  |  |  |  |
Marketable securities – certificates of deposit |  | $ 2,200,000 |  | $ 2,200,000 |  |  |  | $ 2,200,000 |  |  |

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