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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

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