Revenues - Consolidated Balance Sheet (Details) - USD ($) $ in Millions	Oct. 31, 2019	Nov. 01, 2018	Oct. 31, 2018
ASSETS
Trade accounts receivable, net	$ 1,013.2	$ 974.0	$ 1,014.1
Costs incurred in excess of amounts billed	72.6	40.1	0.0
Other current assets	55.5	40.6	37.0
Other noncurrent assets	120.3	121.1	109.6
LIABILITIES AND STOCKHOLDERS’ EQUITY
Other accrued liabilities	158.2	158.9	152.7
Deferred income tax liability, net	47.7	40.3	37.8
Retained earnings	856.3	777.6	771.2
Under Historical Guidance
ASSETS
Trade accounts receivable, net			1,014.1
Costs incurred in excess of amounts billed			0.0
Other current assets	46.3		37.0
Other noncurrent assets	107.7		109.6
LIABILITIES AND STOCKHOLDERS’ EQUITY
Other accrued liabilities	153.1		152.7
Deferred income tax liability, net	47.3		37.8
Retained earnings	840.1		$ 771.2
Effect of Adoption | Accounting Standards Update 2014-09
ASSETS
Trade accounts receivable, net		(40.1)
Costs incurred in excess of amounts billed		40.1
Other current assets	9.2	3.6
Other noncurrent assets	12.7	11.5
LIABILITIES AND STOCKHOLDERS’ EQUITY
Other accrued liabilities	5.1	6.0
Deferred income tax liability, net	0.5	2.6
Retained earnings	$ 16.2	$ 6.5