CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands	Jul. 31, 2011	Oct. 31, 2010
Current assets
Cash and cash equivalents	$ 39,614	$ 39,446
Trade accounts receivable, net of allowances of $16,807 and $10,672 at July 31, 2011 and October 31, 2010, respectively	565,267	450,513
Prepaid income taxes	4,187	1,498
Current assets of discontinued operations	2,954	4,260
Prepaid expenses	46,615	41,306
Notes receivable and other	56,923	20,402
Deferred income taxes, net	40,256	46,193
Insurance recoverables	9,240	5,138
Total current assets	765,056	608,756
Non-current assets of discontinued operations	322	1,392
Insurance deposits	35,860	36,164
Other investments and long-term receivables	3,273	4,445
Deferred income taxes, net	42,479	51,068
Insurance recoverables	61,557	70,960
Other assets	43,223	37,869
Investments in auction rate securities	15,148	20,171
Investment in unconsolidated affiliates, net	15,911
Property, plant and equipment, net of accumulated depreciation of $111,790 and $98,884 at July 31, 2011 and October 31, 2010, respectively	62,055	58,088
Other intangible assets, net of accumulated amortization of $72,543 and $54,889 at July 31, 2011 and October 31, 2010, respectively	135,119	65,774
Goodwill	746,832	593,983
Total assets	1,926,835	1,548,670
Current liabilities
Trade accounts payable	129,076	78,928
Accrued liabilities
Compensation	98,499	89,063
Taxes - other than income	20,141	17,663
Insurance claims	79,316	77,101
Other	114,549	70,119
Income taxes payable	728	977
Total current liabilities	442,309	333,851
Income taxes payable	33,791	29,455
Line of credit	365,000	140,500
Retirement plans and other	39,134	34,626
Insurance claims	262,463	271,213
Total liabilities	1,142,697	809,645
Stockholders' equity
Commitments and contingencies
Preferred stock, $0.01 par value; 500,000 shares authorized; none issued
Common stock, $0.01 par value; 100,000,000 shares authorized; 53,235,408 and 52,635,343 shares issued at July 31, 2011 and October 31, 2010, respectively	532	526
Additional paid-in capital	208,600	192,418
Accumulated other comprehensive loss, net of taxes	(1,133)	(1,863)
Retained earnings	576,139	547,944
Total stockholders' equity	784,138	739,025
Total liabilities and stockholders' equity	$ 1,926,835	$ 1,548,670