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Segment Information - Schedule of Information of Reportable Segments (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 USD ($) | Jun. 30, 2018 USD ($) | Jun. 30, 2019 USD ($) segment | Jun. 30, 2018 USD ($)
Segment Reporting [Abstract] |  |  |  |
Number of reportable segments | segment |  |  | 2 |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 462,101 | $ 501,587 | $ 938,212 | $ 1,002,149
Income before income taxes | 23,617 | 33,316 | 35,509 | 31,921
Corporate and eliminations |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Income before income taxes | (10,900) | (10,072) | (40,940) | (54,538)
Housekeeping |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 228,911 | 243,402 | 462,045 | 488,563
Housekeeping | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Income before income taxes | 24,804 | 27,817 | 51,311 | 56,158
Dietary |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 233,190 | 258,185 | 476,167 | 513,586
Dietary | Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Income before income taxes | $ 9,713 | $ 15,571 | $ 25,138 | $ 30,301

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- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130543-203045 + Details
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