Segment Information - Schedule of Information of Reportable Segments (Details) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) segment	Jun. 30, 2019 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment			2
Segment Reporting Information [Line Items]
Revenues	$ 452,029	$ 462,101	$ 901,179	$ 938,212
Income before income taxes	30,412	23,617	57,194	35,509
Corporate and eliminations
Segment Reporting Information [Line Items]
Income before income taxes	(13,514)	(10,900)	(25,002)	(40,940)
Housekeeping
Segment Reporting Information [Line Items]
Revenues	227,650	228,911	451,943	462,045
Housekeeping | Operating Segments
Segment Reporting Information [Line Items]
Income before income taxes	25,258	24,804	49,199	51,311
Dietary
Segment Reporting Information [Line Items]
Revenues	224,379	233,190	449,236	476,167
Dietary | Operating Segments
Segment Reporting Information [Line Items]
Income before income taxes	$ 18,668	$ 9,713	$ 32,997	$ 25,138