Long-Term Debt and Notes Payable - Excess Cash Flow Payment (Details) - Credit facilities - Term loans $ in Millions	1 Months Ended
Feb. 28, 2019 USD ($)
Select Medical Corporation \| 2017 Select Credit Facilities
Line of Credit Facility [Line Items]
Principal prepayment	$ 98.8
Concentra Inc
Line of Credit Facility [Line Items]
Principal prepayment	$ 33.9

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.

No definition available.

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Balance Type:	na
Period Type:	duration