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Segment Information - Schedule of Information of Reportable Segments (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) segment | Jun. 30, 2020 USD ($)
Segment Reporting [Abstract] |  |  |  |
Number of reportable segments | segment |  |  | 2 |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 398,171 | $ 452,029 | $ 805,922 | $ 901,179
Income before income taxes | 15,063 | 30,412 | 48,015 | 57,194
Corporate and eliminations |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Income before income taxes | (21,326) | (13,514) | (36,589) | (25,002)
Housekeeping |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 202,841 | 227,650 | 417,899 | 451,943
Housekeeping | Operating segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Income before income taxes | 22,621 | 25,258 | 50,788 | 49,199
Dietary |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 195,330 | 224,379 | 388,023 | 449,236
Dietary | Operating segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Income before income taxes | $ 13,768 | $ 18,668 | $ 33,816 | $ 32,997

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