Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Jan. 31, 2016	Jan. 31, 2015
Income Statement [Abstract]
Revenues	$ 1,268.4	$ 1,194.5
Expenses
Operating	1,146.4	1,073.0
Selling, general and administrative	94.8	98.7
Restructuring and related	7.2	0.0
Amortization of intangible assets	6.4	6.0
Total expenses	1,254.8	1,177.7
Operating profit	13.6	16.8
Income from unconsolidated affiliates, net	2.4	1.5
Interest expense	(2.7)	(2.7)
Income from continuing operations before income taxes	13.3	15.6
Benefit from (provision for) income taxes	0.3	(1.3)
Income from continuing operations	13.6	14.3
Income from discontinued operations, net of income tax benefit	0.4	3.4
Net income	14.0	17.7
Other comprehensive income (loss):
Foreign currency translation	(8.5)	(2.9)
Other	0.1	0.0
Comprehensive income	$ 5.6	$ 14.8
Net income per common share — Basic:
Income from continuing operations (in dollars per share)	$ 0.24	$ 0.25
Income from discontinued operations (in dollars per share)	0.01	0.06
Net income (in dollars per share)	0.25	0.31
Net income per common share — Diluted:
Income from continuing operations (in dollars per share)	0.24	0.25
Income from discontinued operations (in dollars per share)	0.00	0.06
Net income (in dollars per share)	$ 0.24	$ 0.31
Weighted-average common and common equivalent shares outstanding
Basic (in shares)	56.6	56.4
Diluted (in shares)	57.1	57.2
Dividends declared per common share (in dollars per share)	$ 0.165	$ 0.160