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Business Combinations and Goodwill - Summary of Purchase Price Allocation (Details) - USD ($) $ in Thousands |  |  |  | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Jul. 01, 2025 | Oct. 04, 2024 | Mar. 31, 2024 | Sep. 30, 2025 | Dec. 31, 2024
Assets: |  |  |  |  |
Goodwill |  |  |  | $ 863,266 | $ 419,253
Certain Businesses and Assets of Prospect Medical Holdings, Inc. |  |  |  |  |
Total purchase consideration: |  |  |  |  |
Cash paid |  |  |  | $ 674,900 |
Purchase consideration: | $ 674,901 |  |  |  |
Assets: |  |  |  |  |
Cash and cash equivalents | 124,834 |  |  |  |
Receivables | 76,247 |  |  |  |
Other receivables | 310 |  |  |  |
Prepaid expenses and other current assets | 7,904 |  |  |  |
Loan receivable | 794 |  |  |  |
Property and equipment | 37,501 |  |  |  |
Intangible assets | 193,500 |  |  |  |
Goodwill | 442,190 |  |  |  |
Loans receivable, non-current | 278 |  |  |  |
Operating lease right-of-use assets | 4,406 |  |  |  |
Other assets | 6,117 |  |  |  |
Total assets acquired | 894,081 |  |  |  |
Liabilities: |  |  |  |  |
Accounts payable and accrued expenses | 85,388 |  |  |  |
Medical liabilities | 120,759 |  |  |  |
Operating lease liabilities | 1,733 |  |  |  |
Other liabilities | 823 |  |  |  |
Deferred tax liability | 4,903 |  |  |  |
Operating lease liabilities, net of current portion | 2,673 |  |  |  |
Other long-term liabilities | 2,901 |  |  |  |
Total liabilities assumed | 219,180 |  |  |  |
Total net assets acquired | $ 674,901 |  |  |  |
AHMS |  |  |  |  |
Total purchase consideration: |  |  |  |  |
Cash paid |  |  | $ 63,935 |  |
Purchase price due to (from) seller |  |  | (2,995) |  |
Purchase consideration: |  |  | 60,940 |  |
Assets: |  |  |  |  |
Cash and cash equivalents |  |  | 33,950 |  |
Receivables |  |  | 11,007 |  |
Prepaid expenses and other current assets |  |  | 36 |  |
Intangible assets |  |  | 23,600 |  |
Goodwill |  |  | 25,571 |  |
Restricted cash |  |  | 300 |  |
Total assets acquired |  |  | 94,464 |  |
Liabilities: |  |  |  |  |
Accounts payable and accrued expenses |  |  | 13,001 |  |
Medical liabilities |  |  | 14,093 |  |
Deferred tax liability |  |  | 6,430 |  |
Total liabilities assumed |  |  | 33,524 |  |
Total net assets acquired |  |  | $ 60,940 |  |
CHS |  |  |  |  |
Total purchase consideration: |  |  |  |  |
Cash paid |  | $ 35,322 |  |  |
Purchase price due to (from) seller |  | 6,944 |  |  |
Contingent consideration |  | 5,154 |  |  |
Common stock issued and replacement awards |  | 118 |  |  |
Purchase consideration: |  | 47,538 |  |  |
Assets: |  |  |  |  |
Cash and cash equivalents |  | 4,556 |  |  |
Receivables |  | 102,447 |  |  |
Other receivables |  | 36,766 |  |  |
Prepaid expenses and other current assets |  | 356 |  |  |
Intangible assets |  | 14,200 |  |  |
Goodwill |  | 9,161 |  |  |
Investments in other entities - equity method |  | 3,121 |  |  |
Total assets acquired |  | 170,607 |  |  |
Liabilities: |  |  |  |  |
Accounts payable and accrued expenses |  | 69,258 |  |  |
Medical liabilities |  | 53,889 |  |  |
Non-controlling interest |  | (78) |  |  |
Total liabilities assumed |  | 123,069 |  |  |
Total net assets acquired |  | $ 47,538 |  |  |

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