SEGMENT INFORMATION - Additional Information (Details)	6 Months Ended
	Apr. 03, 2020 specialty_hospital cancer_center segment
Segment Reporting Information [Line Items]
Number of segments | segment	2
India
Segment Reporting Information [Line Items]
Number of cancer centers	12
Number of specialty hospitals | specialty_hospital	1
Sri Lanka
Segment Reporting Information [Line Items]
Number of cancer centers	1