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Organization, Description of Business and Summary of Significant Accounting Policies - Schedule of Third-party Payers And Other Customers (Details) - Customer concentration risk | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2023 | Mar. 31, 2022 | Dec. 31, 2022
Revenue | Medicare |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Concentration risk | 31.00% | 30.00% |
Revenue | UnitedHealthcare |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Concentration risk | 10.00% | 9.00% |
Revenue | Customers Representing >10% Of Total Revenue |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Concentration risk | 41.00% | 39.00% |
Accounts receivable | Medicare |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Concentration risk | 13.00% |  | 14.00%
Accounts receivable | UnitedHealthcare |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Concentration risk | 10.00% |  | 10.00%

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