CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Jan. 31, 2024	Jan. 31, 2023
Income Statement [Abstract]
Revenues	$ 2,069.6	$ 1,991.3
Operating expenses	1,826.3	1,749.8
Selling, general and administrative expenses	154.6	150.6
Amortization of intangible assets	14.6	19.5
Operating profit	74.1	71.4
Income from unconsolidated affiliates	1.3	1.1
Interest expense	(21.3)	(19.8)
Income before income taxes	54.0	52.7
Income tax provision	(9.3)	(14.2)
Net income	44.7	38.5
Other comprehensive income
Interest rate swaps	(16.0)	(13.1)
Foreign currency translation and other	5.4	10.5
Income tax benefit	4.2	3.6
Comprehensive income	$ 38.2	$ 39.6
Net income per common share
Basic (in USD per share)	$ 0.70	$ 0.58
Diluted (in USD per share)	$ 0.70	$ 0.58
Weighted-average common and common equivalent shares outstanding
Basic (in shares)	63.5	66.3
Diluted (in shares)	63.9	66.8