Significant Payors (Revenue by Geographic Location) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Net service revenues	$ 193,987	$ 168,993	$ 568,779	$ 456,415
Revenues [Member] | Geographic Concentration Risk [Member] | Illinois [Member]
Concentration risk, percentage	38.50%	36.40%	37.80%	39.10%
Personal Care [Member]
Net service revenues	$ 165,916	$ 153,753	$ 482,849	$ 419,124
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member]
Net service revenues	$ 165,916	$ 153,753	$ 482,849	$ 419,124
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | Illinois [Member]
Net service revenues	$ 74,448	$ 61,633	$ 215,047	$ 178,449
Concentration risk, percentage	44.90%	40.10%	44.60%	42.50%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New York [Member]
Net service revenues	$ 28,381	$ 34,730	$ 87,463	$ 75,330
Concentration risk, percentage	17.10%	22.60%	18.10%	18.00%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New Mexico [Member]
Net service revenues	$ 21,878	$ 19,559	$ 64,402	$ 54,701
Concentration risk, percentage	13.20%	12.70%	13.30%	13.10%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | All Other States [Member]
Net service revenues	$ 41,209	$ 37,831	$ 115,937	$ 110,644
Concentration risk, percentage	24.80%	24.60%	24.00%	26.40%
Hospice [Member]
Net service revenues	$ 23,986	$ 10,874	$ 73,723	$ 27,228
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member]
Net service revenues	$ 23,986	$ 10,874	$ 73,723	$ 27,228
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New Mexico [Member]
Net service revenues	$ 10,979	$ 10,874	$ 33,431	$ 27,228
Concentration risk, percentage	45.80%	100.00%	45.30%	100.00%
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | All Other States [Member]
Net service revenues	$ 13,007		$ 40,292
Concentration risk, percentage	54.20%		54.70%
Home Health [Member]
Net service revenues	$ 4,085	$ 4,366	$ 12,207	$ 10,063
Home Health [Member] | Revenues [Member] | Geographic Concentration Risk [Member]
Net service revenues	$ 4,085	$ 4,366	$ 12,207	$ 10,063
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
Home Health [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New Mexico [Member]
Net service revenues	$ 4,085	$ 4,366	$ 12,207	$ 10,063
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%