Segment Information - Schedule of Information of Reportable Segments (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Revenues	$ 446,960	$ 455,606	$ 462,101	$ 476,111	$ 494,952	$ 505,500	$ 501,587	$ 500,562	$ 1,840,778	$ 2,002,601	$ 1,861,206
Income before income taxes	25,871	$ 23,716	$ 23,617	$ 11,892	35,007	$ 32,982	$ 33,316	$ (1,395)	85,096	99,910	132,965
Depreciation and amortization									13,940	9,272	8,886
Total assets	722,592				692,603				722,592	692,603	676,003
Capital expenditures									4,368	4,940	5,397
Customer Concentration Risk | Revenue from Contract with Customer | Genesis
Segment Reporting Information [Line Items]
Revenues									$ 287,800	$ 386,700
Capital expenditures									15.60%	19.30%
Housekeeping services
Segment Reporting Information [Line Items]
Revenues									$ 909,500	$ 967,600	974,700
Dietary services
Segment Reporting Information [Line Items]
Revenues									931,300	1,035,000	886,500
Operating Segments | Housekeeping services
Segment Reporting Information [Line Items]
Revenues									909,499	967,606	974,685
Income before income taxes									94,173	105,904	92,500
Depreciation and amortization									5,945	6,315	6,547
Total assets	265,096				291,117				265,096	291,117	304,303
Capital expenditures									3,188	3,996	4,287
Operating Segments | Dietary services
Segment Reporting Information [Line Items]
Revenues									931,279	1,034,995	886,521
Income before income taxes									43,269	60,562	46,008
Depreciation and amortization									2,422	2,433	1,813
Total assets	236,075				235,183				236,075	235,183	242,874
Capital expenditures									68	690	663
Corporate
Segment Reporting Information [Line Items]
Income before income taxes									(52,346)	(66,556)	(5,543)
Depreciation and amortization									5,573	524	526
Total assets	$ 221,421				$ 166,303				221,421	166,303	128,826
Capital expenditures									$ 1,112	$ 254	$ 447