Consolidated Balance Sheets - USD ($) $ in Millions	Oct. 31, 2021	Oct. 31, 2020
Current assets
Cash and cash equivalents	$ 62.8	$ 394.2
Trade accounts receivable, net of allowances of $32.7 and $35.5 at October 31, 2021 and 2020, respectively	1,137.1	854.2
Costs incurred in excess of amounts billed	52.5	52.2
Prepaid expenses	88.7	85.4
Other current assets	60.0	55.9
Total current assets	1,401.2	1,441.9
Other investments	11.8	11.1
Property, plant and equipment, net of accumulated depreciation of $274.7 and $241.3 at October 31, 2021 and 2020, respectively	111.9	133.7
Right-of-use assets	126.5	143.1
Other intangible assets, net of accumulated amortization of $389.3 and $343.8 at October 31, 2021 and 2020, respectively	424.8	239.7
Goodwill	2,228.9	1,671.4
Other noncurrent assets	131.2	136.1
Total assets	4,436.2	3,776.9
Current liabilities
Current portion of long-term debt, net	31.4	116.7
Trade accounts payable	289.4	273.3
Accrued compensation	238.0	187.6
Accrued taxes—other than income	124.9	45.5
Insurance claims	171.4	155.2
Income taxes payable	11.4	6.2
Current portion of lease liabilities	31.8	35.0
Other accrued liabilities	387.4	167.3
Total current liabilities	1,285.8	986.9
Long-term debt, net	852.8	603.0
Long-term lease liabilities	116.6	131.4
Deferred income tax liability, net	22.5	10.8
Noncurrent insurance claims	413.3	366.3
Other noncurrent liabilities	123.5	168.1
Noncurrent income taxes payable	12.5	10.1
Total liabilities	2,827.0	2,276.6
Commitments and contingencies
Stockholders’ Equity
Preferred stock, $0.01 par value; 500,000 shares authorized; none issued	0.0	0.0
Common stock, $0.01 par value; 100,000,000 shares authorized; 67,302,449 and 66,748,157 shares issued and outstanding at October 31, 2021 and 2020, respectively	0.7	0.7
Additional paid-in capital	750.9	724.1
Accumulated other comprehensive loss, net of taxes	(22.5)	(30.8)
Retained earnings	880.2	806.4
Total stockholders’ equity	1,609.2	1,500.3
Total liabilities and stockholders’ equity	$ 4,436.2	$ 3,776.9