Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Jan. 31, 2021	Oct. 31, 2020
Current assets
Cash and cash equivalents	$ 378.3	$ 394.2
Trade accounts receivable, net of allowances of $37.9 and $35.5 at January 31, 2021 and October 31, 2020, respectively	917.2	854.2
Costs incurred in excess of amounts billed	38.6	52.2
Prepaid expenses	85.1	85.4
Other current assets	55.5	55.9
Total current assets	1,474.6	1,441.9
Other investments	11.8	11.1
Property, plant and equipment, net of accumulated depreciation of $251.6 and $241.3 at January 31, 2021 and October 31, 2020, respectively	127.3	133.7
Right-of-use assets	136.2	143.1
Other intangible assets, net of accumulated amortization of $355.0 and $343.8 at January 31, 2021 and October 31, 2020, respectively	229.0	239.7
Goodwill	1,674.6	1,671.4
Other noncurrent assets	128.7	136.1
Total assets	3,782.2	3,776.9
Current liabilities
Current portion of long-term debt, net	116.9	116.7
Trade accounts payable	217.5	273.3
Accrued compensation	145.9	187.6
Accrued taxes—other than income	107.4	45.5
Insurance claims	156.7	155.2
Income taxes payable	38.6	6.2
Current portion of lease liabilities	33.9	35.0
Other accrued liabilities	200.8	167.3
Total current liabilities	1,017.8	986.9
Long-term debt, net	573.8	603.0
Long-term lease liabilities	125.3	131.4
Deferred income tax liability, net	3.7	10.8
Noncurrent insurance claims	360.2	366.3
Other noncurrent liabilities	122.2	168.1
Noncurrent income taxes payable	10.2	10.1
Total liabilities	2,213.1	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; 67,078,471 and 66,748,157 shares issued and outstanding at January 31, 2021 and October 31, 2020, respectively	0.7	0.7
Additional paid-in capital	726.9	724.1
Accumulated other comprehensive loss, net of taxes	(25.9)	(30.8)
Retained earnings	867.5	806.4
Total stockholders’ equity	1,569.1	1,500.3
Total liabilities and stockholders’ equity	$ 3,782.2	$ 3,776.9