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Supplemental Financial Statement Information - Accounts Receivable Concentration Risk (Details) - Customer Concentration Risk - Accounts Receivable	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Humana
Concentration Risk [Line Items]
Concentration risk, percentage	27.00%	26.00%
UnitedHealthcare
Concentration Risk [Line Items]
Concentration risk, percentage	26.00%	24.00%
Aetna
Concentration Risk [Line Items]
Concentration risk, percentage	16.00%	16.00%

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

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.

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