OTHER FINANCIAL INFORMATION - Components of Inventories (Detail) - USD ($) $ in Millions	Jun. 28, 2019	Sep. 28, 2018
Other Financial Information [Abstract]
Raw materials and parts	$ 368.8	$ 304.1
Work-in-process	72.8	50.6
Finished goods	87.7	83.4
Total inventories	$ 529.3	$ 438.1	[1]

[1] The condensed consolidated balance sheet as of September 28, 2018, was derived from audited financial statements as of that date, but does not include all disclosures required by accounting principles generally accepted in the United States of America.