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Segment Information (Revenues By Client Services) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Revenue from External Customer [Line Items]
Revenues	$ 319,295	$ 273,604	$ 631,460	$ 547,508
Housekeeping Services [Member]
Revenue from External Customer [Line Items]
Revenues	148,606	123,351	289,546	248,944
Laundry and Linen Services [Member]
Revenue from External Customer [Line Items]
Revenues	62,255	59,404	125,525	120,302
Dietary Services [Member]
Revenue from External Customer [Line Items]
Revenues	107,938	89,850	215,362	176,124
Maintenance Services and Other [Member]
Revenue from External Customer [Line Items]
Revenues	$ 496	$ 999	$ 1,027	$ 2,138

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X

- 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=26872669&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

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