Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Oct. 31, 2013	Oct. 31, 2012	Oct. 31, 2011
Revenues	$ 4,809,281	$ 4,300,265	$ 4,246,842
Expenses
Operating	4,313,429	3,854,380	3,781,264
Selling, general and administrative	348,274	327,855	324,762
Amortization of intangible assets	28,553	21,464	23,248
Total expenses	4,690,256	4,203,699	4,129,274
Operating profit	119,025	96,566	117,568
Other-than-temporary impairment credit losses on auction rate security recognized in earnings		(313)
Income from unconsolidated affiliates, net	6,319	6,395	3,915
Interest expense	(12,892)	(9,999)	(15,805)
Income from continuing operations before income taxes	112,452	92,649	105,678
Provision for income taxes	(39,552)	(29,931)	(36,980)
Income from continuing operations	72,900	62,718	68,698
Loss from discontinued operations, net of taxes		(136)	(194)
Net income	$ 72,900	$ 62,582	$ 68,504
Net income per common share-Basic
Income from continuing operations	$ 1.33	$ 1.16	$ 1.29
Loss from discontinued operations, net of taxes
Net income per common share-Basic	$ 1.33	$ 1.16	$ 1.29
Net income per common share-Diluted
Income from continuing operations	$ 1.30	$ 1.14	$ 1.27
Loss from discontinued operations, net of taxes
Net income per common share-Diluted	$ 1.30	$ 1.14	$ 1.27
Weighted-average common and common equivalent shares outstanding
Basic	54,877	53,987	53,121
Diluted	56,067	54,914	54,103
Dividends declared per common share	$ 0.60	$ 0.58	$ 0.56