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Significant Payors (Narrative) (Details) - Illinois [Member]	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Revenues [Member] | Illinois Department On Aging [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	20.70%	22.60%	20.70%	21.50%
Revenues [Member] | Geographic Concentration Risk [Member]
Concentration Risk [Line Items]
Concentration risk, percentage	43.80%	38.90%	41.60%	37.40%
Accounts Receivable [Member] | Illinois Department On Aging [Member]
Concentration Risk [Line Items]
Concentration risk, percentage			18.30%		16.10%

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