Significant Payors (Revenue by Payor Type) (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
Personal Care [Member]
Net service revenues	165,916	153,753	482,849	419,124
Personal Care [Member] | Revenues [Member] | Customer 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] | Customer Concentration Risk [Member] | State, Local And Other Governmental Programs [Member]
Net service revenues	$ 85,344	$ 75,176	$ 242,751	$ 221,450
Concentration risk, percentage	51.50%	48.90%	50.30%	52.80%
Personal Care [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Managed Care Organizations [Member]
Net service revenues	$ 71,700	$ 68,438	$ 213,087	$ 170,004
Concentration risk, percentage	43.20%	44.50%	44.10%	40.60%
Personal Care [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Private Pay [Member]
Net service revenues	$ 5,193	$ 5,720	$ 15,449	$ 15,912
Concentration risk, percentage	3.10%	3.70%	3.20%	3.80%
Personal Care [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Commercial Insurance [Member]
Net service revenues	$ 2,498	$ 2,683	$ 7,468	$ 6,569
Concentration risk, percentage	1.50%	1.80%	1.50%	1.60%
Personal Care [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Other [Member]
Net service revenues	$ 1,181	$ 1,736	$ 4,094	$ 5,189
Concentration risk, percentage	0.70%	1.10%	0.90%	1.20%
Hospice [Member]
Net service revenues	$ 23,986	$ 10,874	$ 73,723	$ 27,228
Hospice [Member] | Revenues [Member] | Customer 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] | Customer Concentration Risk [Member] | Medicare [Member]
Net service revenues	$ 22,404	$ 10,045	$ 68,372	$ 25,243
Concentration risk, percentage	93.40%	92.40%	92.80%	92.70%
Hospice [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Managed Care Organizations [Member]
Net service revenues	$ 1,130	$ 584	$ 3,710	$ 1,419
Concentration risk, percentage	4.70%	5.40%	5.00%	5.20%
Hospice [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Other [Member]
Net service revenues	$ 452	$ 245	$ 1,641	$ 566
Concentration risk, percentage	1.90%	2.20%	2.20%	2.10%
Home Health [Member]
Net service revenues	$ 4,085	$ 4,366	$ 12,207	$ 10,063
Home Health [Member] | Revenues [Member] | Customer 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] | Customer Concentration Risk [Member] | Medicare [Member]
Net service revenues	$ 3,188	$ 3,338	$ 9,667	$ 7,948
Concentration risk, percentage	78.00%	76.50%	79.20%	79.00%
Home Health [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Managed Care Organizations [Member]
Net service revenues	$ 829	$ 959	$ 2,325	$ 1,872
Concentration risk, percentage	20.30%	22.00%	19.00%	18.60%
Home Health [Member] | Revenues [Member] | Customer Concentration Risk [Member] | Other [Member]
Net service revenues	$ 68	$ 69	$ 215	$ 243
Concentration risk, percentage	1.70%	1.50%	1.80%	2.40%