CONDENSED CONSOLIDATED STATEMENTS OF EARNINGS (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Apr. 03, 2020	Mar. 29, 2019	Apr. 03, 2020	Mar. 29, 2019
Income Statement [Abstract]
Revenues, net	$ 197.0	$ 195.8	$ 397.1	$ 381.5
Cost of revenues	139.4	131.4	278.4	257.1
Gross margin	57.6	64.4	118.7	124.4
Operating expenses:
Research and development	20.9	18.8	42.6	37.6
Selling, general and administrative	35.3	30.3	70.1	61.1
Impairment of intangible assets	0.0	0.8	0.0	0.8
Total operating expenses	56.2	49.9	112.7	99.5
Operating earnings	1.4	14.5	6.0	24.9
Interest income	0.1	0.1	0.1	0.1
Interest expense	(4.6)	(5.5)	(10.0)	(10.6)
Other income (expense), net	2.0	(1.3)	1.6	(2.5)
Interest and other expense, net	(2.5)	(6.7)	(8.3)	(13.0)
(Loss) earnings before taxes	(1.1)	7.8	(2.3)	11.9
Taxes on earnings	0.7	1.9	0.7	3.0
Net (loss) earnings	(1.8)	5.9	(3.0)	8.9
Less: Net earnings attributable to noncontrolling interests	0.1	0.1	0.2	0.1
Net (loss) earnings attributable to Varex	$ (1.9)	$ 5.8	$ (3.2)	$ 8.8
Net (loss) earnings per common share attributable to Varex
Basic (in USD per share)	$ (0.05)	$ 0.15	$ (0.08)	$ 0.23
Diluted (in USD per share)	$ (0.05)	$ 0.15	$ (0.08)	$ 0.23
Weighted average common shares outstanding
Basic (in shares)	38.6	38.2	38.5	38.1
Diluted (in shares)	38.6	38.5	38.5	38.4