Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Operating lease — right-of-use assets	$ 25,196		$ 25,196		$ 21,176
Total property and equipment, at cost	58,841		58,841		60,862
Less accumulated depreciation	31,034		31,034		32,042
Total property and equipment, net	27,807		27,807		28,820
Depreciation	2,500	$ 2,400	7,600	$ 7,200
ROU Assets depreciation	1,400	$ 1,300	4,200	$ 3,500
Housekeeping and dietary equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	22,534		22,534		25,219
Computer hardware and software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	9,494		9,494		12,769
Other
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,617		$ 1,617		$ 1,698