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Organization and Summary of Accounting Policies - Medicare Accelerated Payments and Deferred Governmental Grants (Details) - USD ($) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract] |  |  |  |  |
Grant funds | $ 0 | $ 500,000 | $ 1,100,000 | $ 1,800,000 |
Unrecognized grant funds received | 0 |  | 0 |  | $ 3,000,000
Current deferred accrued payroll and benefits | $ 0 |  | $ 0 |  | $ 0
Repayments of grants received |  | $ 13,000,000 |  | $ 56,000,000 |

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- Definition Coronavirus Aid, Relief, and Economic Security Act CARES Act, Government Grant Received, Repayments + References No definition available. + Details
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- Definition Deferred Employee-related Liabilities, CARES Act, Current + References No definition available. + Details
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