Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Jul. 31, 2018	Jul. 31, 2017
Cash flows from operating activities
Net income	$ 88.1	$ 7.4
(Income) loss from discontinued operations, net of taxes	(1.0)	73.2
Income from continuing operations	87.1	80.6
Adjustments to reconcile income from continuing operations to net cash provided by operating activities of continuing operations
Depreciation and amortization	86.1	43.4
Proceeds from termination of interest rate swaps	25.9	0.0
Impairment recovery and gain on sale	0.0	(18.5)
Deferred income taxes	(19.5)	8.9
Share-based compensation expense	13.1	10.3
Provision for bad debt	4.5	2.7
Discount accretion on insurance claims	0.6	0.1
Loss (gain) on sale of assets	0.5	(2.4)
Income from unconsolidated affiliates, net	(2.5)	(3.6)
Distributions from unconsolidated affiliates	0.1	5.7
Changes in operating assets and liabilities, net of effects of acquisitions
Trade accounts receivable	(12.6)	(69.5)
Prepaid expenses and other current assets	(7.1)	(14.9)
Other noncurrent assets	14.5	(8.3)
Trade accounts payable and other accrued liabilities	9.0	15.6
Insurance claims	12.7	32.5
Income taxes payable	(5.0)	(7.7)
Other noncurrent liabilities	(1.0)	7.6
Total adjustments	119.3	2.0
Net cash provided by operating activities of continuing operations	206.4	82.6
Net cash provided by (used in) operating activities of discontinued operations	1.0	(57.2)
Net cash provided by operating activities	207.4	25.3
Cash flows from investing activities
Additions to property, plant and equipment	(37.3)	(42.2)
Proceeds from sale of assets	0.7	1.4
(Adjustments to) and proceeds from sale of business	(1.9)	35.5
Purchase of businesses, net of cash acquired	0.0	(18.6)
Proceeds from redemption of auction rate security	2.9	0.0
Investments in unconsolidated affiliates	(0.6)	0.0
Net cash used in investing activities	(36.3)	(23.9)
Cash flows from financing activities
(Taxes withheld) and proceeds from issuance of share-based compensation awards, net	(0.3)	2.0
Repurchases of common stock	0.0	(7.9)
Dividends paid	(34.5)	(28.4)
Deferred financing costs paid	(0.1)	0.0
Borrowings from credit facility	887.0	671.0
Repayment of borrowings from credit facility	(1,042.1)	(674.6)
Changes in book cash overdrafts	1.1	26.5
Financing of energy savings performance contracts	3.5	6.8
Payment of contingent consideration	0.0	(3.8)
Repayment of capital lease obligations	(2.3)	(0.3)
Net cash used in financing activities	(187.7)	(8.7)
Effect of exchange rate changes on cash and cash equivalents	(0.2)	1.5
Net decrease in cash and cash equivalents	(16.8)	(5.8)
Cash and cash equivalents at beginning of year	62.8	53.5
Cash and cash equivalents at end of period	$ 46.0	$ 47.7