SELF-INSURANCE - Additional Information (Detail) (USD $)	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009	Oct. 31, 2008
Other Liabilities [Line Items]
Commercial insurance policies coverage	$ 150,000,000	$ 150,000,000	$ 150,000,000	$ 150,000,000
Standby letters of credit	96,800,000	100,800,000
Restricted insurance deposits	35,974,000	36,164,000
Surety Bonds	231,500,000	112,500,000
Claims Incurred After November 1, 2002 | Minimum
Other Liabilities [Line Items]
Insurance deductibles per occurrence	500,000
Claims Incurred After November 1, 2002 | Maximum
Other Liabilities [Line Items]
Insurance deductibles per occurrence	1,000,000
California Workers Claims Incurred From April 14, 2003 To April 14, 2005
Other Liabilities [Line Items]
Insurance deductibles per occurrence	2,000,000
California Workers Claims Incurred From April 14, 2003 To April 14, 2005 | Per Occurrence
Other Liabilities [Line Items]
Insurance deductibles per occurrence	1,000,000
California Workers Claims Incurred From April 14, 2003 To April 14, 2005 | Additional Annual Retention
Other Liabilities [Line Items]
Insurance deductibles per occurrence	1,000,000
Supported Insurance Claim Liabilities
Other Liabilities [Line Items]
Surety Bonds	30,900,000	29,300,000
OneSource Services Inc
Other Liabilities [Line Items]
Commercial insurance policies coverage	$ 75,000,000	$ 75,000,000	$ 75,000,000	$ 75,000,000