Credit Risk and Payor Concentrations (Details)	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Accounts receivable \| Credit concentration risk \| Medicare Receivable
Concentration Risk [Line Items]
Percentage of concentration risk	17.00%	19.00%
Revenue \| Third-party payor risk \| Medicare
Concentration Risk [Line Items]
Percentage of concentration risk	22.00%	23.00%	23.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
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