Details of Certain Balance Sheet Accounts (Schedule of Government Stimulus Advances) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Details Of Certain Balance Sheet Accounts [Line Items]
Provider Relief Fund		$ 12,252
Payroll tax deferral	$ 4,173	7,141
Total government stimulus advances	$ 4,173	32,087
Queen City Hospice [Member]
Details Of Certain Balance Sheet Accounts [Line Items]
Provider Relief Fund		1,893
CMS advanced payment program — Queen City Hospice		$ 10,801