Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Operating lease — right-of-use assets	$ 23,221		$ 21,176
Total property and equipment, at cost	57,343		60,862
Less accumulated depreciation	28,333		32,042
Total property and equipment, net	29,010		28,820
Depreciation	2,500	$ 2,400
Housekeeping and Dietary equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	23,070		25,219
Computer hardware and software
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	9,384		12,769
Other
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	1,668		$ 1,698
Operating lease — right-of-use assets
Property, Plant and Equipment [Line Items]
Depreciation	$ 1,400	$ 1,200