Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
Revenues	$ 928,566	$ 853,452
Cost of revenues	712,311	650,032
Selling, general and administrative	121,796	106,314
Total	834,107	756,346
Income from operations	94,459	97,106
Other:
Income from unconsolidated entities	8,638	4,901
Other income - net	13,720	22,016
Income before income taxes	116,817	124,023
Income tax provision (benefit)	43,637	42,698
Net income	73,180	81,325
Other comprehensive (loss) income, net of tax:
Change in pension liability	$ (288)	(178)
Change in fair value of available-for-sale securities		2
Change in unrealized income (loss) on derivative held by equity investee	$ 27	(7)
Other comprehensive loss	(261)	(183)
Total comprehensive income	$ 72,919	$ 81,142
Income per share:
Basic	$ 0.42	$ 0.46
Diluted	$ 0.40	$ 0.44
Weighted average number of shares:
Basic	174,205	176,076
Diluted	182,391	184,107