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Total Revenue from Client Services (Detail) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2012 | Jun. 30, 2011 | Jun. 30, 2012 | Jun. 30, 2011
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 267,108,000 | $ 211,507,000 | $ 527,715,000 | $ 419,897,000
Housekeeping Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 121,897,000 | 106,715,000 | 243,550,000 | 212,463,000
Laundry And Linen Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 60,245,000 | 51,266,000 | 118,775,000 | 101,440,000
Dietary Services |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | 83,816,000 | 52,922,000 | 163,206,000 | 104,772,000
Maintenance Services And Other |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenues | $ 1,150,000 | $ 604,000 | $ 2,184,000 | $ 1,222,000

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- Definition Aggregate revenue during the period from services rendered in the normal course of business, after deducting allowances and discounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1(d)) -URI http://asc.fasb.org/extlink&oid=6880815&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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- Details
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