ACQUISITIONS (Details 6) (Waltham Services, Inc., USD $) In Millions, unless otherwise specified	1 Months Ended
Jul. 31, 2010 rank
ACQUISITIONS
Company rank among largest companies in the industry	33
Minimum
ACQUISITIONS
Revenue reported by acquired entity before acquisition	17

Total revenue reported by the acquired entity for its previous full fiscal year before the business acquisition.

No definition available.

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