SEGMENT AND RELATED INFORMATION (Details Narrative)	12 Months Ended
Jun. 30, 2023	Jun. 30, 2022
Segment Reporting [Abstract]
Export Sales Of Medical Equipment Percentage	14.10%	48.90%
Foreign Revenues Of Service And Repair Of Medical Equipment Percentage	6.40%	4.40%

It represents the rate of Foreign Revenues Of Service And Repair Of Medical Equipment Percentage

No definition available.

Name:	FONR_ForeignRevenuesOfServiceAndRepairOfMedicalEquipmentPercentage
Namespace Prefix:	FONR_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration