Significant Payors (Revenue by Geographic Location) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Net service revenues	$ 864,499	$ 764,775	$ 648,791
Revenues [Member] | Geographic Concentration Risk [Member] | Illinois [Member]
Concentration risk, percentage	38.20%	37.70%	38.20%
Personal Care [Member]
Net service revenues	$ 685,854	$ 647,233	$ 580,728
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member]
Net service revenues	$ 685,854	$ 647,233	$ 580,728
Concentration risk, percentage	100.00%	100.00%	100.00%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | Illinois [Member]
Net service revenues	$ 328,619	$ 288,326	$ 247,524
Concentration risk, percentage	47.90%	44.60%	42.60%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New York [Member]
Net service revenues	$ 99,732	$ 115,510	$ 108,403
Concentration risk, percentage	14.50%	17.80%	18.70%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New Mexico [Member]
Net service revenues	$ 97,784	$ 86,618	$ 75,666
Concentration risk, percentage	14.30%	13.40%	13.00%
Personal Care [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | All Other States [Member]
Net service revenues	$ 159,719	$ 156,779	$ 149,135
Concentration risk, percentage	23.30%	24.20%	25.70%
Hospice [Member]
Net service revenues	$ 152,253	$ 101,297	$ 53,601
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member]
Net service revenues	$ 152,253	$ 101,297	$ 53,601
Concentration risk, percentage	100.00%	100.00%	100.00%
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New Mexico [Member]
Net service revenues	$ 36,063	$ 42,648	$ 38,790
Concentration risk, percentage	23.70%	42.10%	72.40%
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | All Other States [Member]
Net service revenues	$ 54,775	$ 58,649	$ 14,811
Concentration risk, percentage	36.00%	57.90%	27.60%
Hospice [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | Ohio [Member]
Net service revenues	$ 61,415
Concentration risk, percentage	40.30%
Home Health [Member]
Net service revenues	$ 26,392	$ 16,245	$ 14,462
Home Health [Member] | Revenues [Member] | Geographic Concentration Risk [Member]
Net service revenues	$ 26,392	$ 16,245	$ 14,462
Concentration risk, percentage	100.00%	100.00%	100.00%
Home Health [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | Illinois [Member]
Net service revenues	$ 1,657
Concentration risk, percentage	6.30%
Home Health [Member] | Revenues [Member] | Geographic Concentration Risk [Member] | New Mexico [Member]
Net service revenues	$ 24,735	$ 16,245	$ 14,462
Concentration risk, percentage	93.70%	100.00%	100.00%