Segment Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) segment	Dec. 31, 2023 USD ($)	Dec. 31, 2022 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	2
Segment Reporting Information [Line Items]
Revenues	$ 1,715,682	$ 1,671,389	$ 1,690,176
Significant Segment Expenses
Bad debt expense	46,760	35,604	31,969
Depreciation and amortization expense	14,585	14,344	15,316
Unallocated expenses (income)
Corporate expenses	183,060	166,772	140,344
Interest expense	6,438	7,856	2,987
Income before taxes	52,941	53,056	44,553
Capital expenditures	6,336	5,406	5,210
Housekeeping
Segment Reporting Information [Line Items]
Revenues	765,400	766,700	795,700
Dietary
Segment Reporting Information [Line Items]
Revenues	950,300	904,700	894,500
Reportable Segments
Segment Reporting Information [Line Items]
Revenues	1,715,682	1,671,389	1,690,176
Significant Segment Expenses
Labor and labor-related	1,137,644	1,121,933	1,156,255
Food, chemicals and supplies	365,363	353,317	352,275
Bad debt expense	46,760	35,603	31,969
Depreciation and amortization expense	6,557	7,443	8,568
Other segment items	37,927	36,353	34,102
Segment profit	121,431	116,740	107,007
Reportable Segments | Housekeeping
Segment Reporting Information [Line Items]
Revenues	765,368	766,651	795,687
Significant Segment Expenses
Labor and labor-related	600,198	599,881	621,469
Food, chemicals and supplies	56,504	58,627	63,300
Bad debt expense	14,101	17,557	11,823
Depreciation and amortization expense	3,701	3,664	4,040
Other segment items	15,454	14,907	14,427
Segment profit	$ 75,410	$ 72,015	$ 80,628
Segment margin	9.90%	9.40%	10.10%
Unallocated expenses (income)
Capital expenditures	$ 5,166	$ 4,684	$ 4,412
Reportable Segments | Dietary
Segment Reporting Information [Line Items]
Revenues	950,314	904,738	894,489
Significant Segment Expenses
Labor and labor-related	537,446	522,052	534,786
Food, chemicals and supplies	308,859	294,690	288,975
Bad debt expense	32,659	18,046	20,146
Depreciation and amortization expense	2,856	3,779	4,528
Other segment items	22,473	21,446	19,675
Segment profit	$ 46,021	$ 44,725	$ 26,379
Segment margin	4.80%	4.90%	2.90%
Unallocated expenses (income)
Capital expenditures	$ 936	$ 494	$ 499
Corporate
Unallocated expenses (income)
Corporate expenses	68,160	62,082	63,218
Gain (loss ) on deferred compensation plan investments	8,241	6,684	(9,178)
Other (income), net	(14,349)	(12,938)	5,427
Interest expense	6,438	7,856	2,987
Income before taxes		53,056	44,553
Capital expenditures	$ 234	$ 228	$ 299