SEGMENT INFORMATION - Additional Information (Detail)	3 Months Ended
	Jan. 03, 2020 segment specialty_hospital cancer_center
Segment Reporting Information [Line Items]
Number of segments | segment	2
India
Segment Reporting Information [Line Items]
Number of cancer centers	10
Number of specialty hospitals | specialty_hospital	1
Sri Lanka
Segment Reporting Information [Line Items]
Number of cancer centers	1