Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Jan. 31, 2017	Jan. 31, 2016
Revenues	$ 920,730	$ 928,566
Cost of revenues	733,002	712,311
Selling, general and administrative	137,095	121,796
Total	870,097	834,107
Income from operations	50,633	94,459
Other:
Income from unconsolidated entities	46,445	8,638
Other income - net	12,703	13,720
Income before income taxes	109,781	116,817
Income tax provision (benefit)	39,365	43,637
Net income	70,416	73,180
Other comprehensive (loss) income, net of tax:
Change in pension liability	169	(288)
Change in unrealized income (loss) on derivative held by equity investee		27
Other comprehensive (loss) income	169	(261)
Total comprehensive income	$ 70,585	$ 72,919
Income per share:
Basic	$ 0.43	$ 0.42
Diluted	$ 0.42	$ 0.40
Weighted average number of shares:
Basic	162,588	174,205
Diluted	170,417	182,391