Statements of Operations - USD ($)	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Revenues
Product sales - net	$ 1,572,148	$ 1,276,882	$ 1,820,979
Service and repair fees - net	9,537,040	9,396,736	9,549,316
Service and repair fees - related parties - net	110,000	110,000	110,000
Patient revenue - net of contractual allowances and discounts	36,400,600	32,985,809	28,153,598
Provision for bad debts for patient fee	(16,171,434)	(14,539,786)	(12,770,249)
Management and other fees - net	38,361,514	36,633,230	34,805,627
Management and other fees - related party medical practices - net	8,226,718	7,505,339	7,381,725
Total Revenues - Net	78,036,586	73,368,210	69,050,996
Costs and Expenses
Costs related to product sales	931,501	1,254,328	1,882,230
Costs related to service and repair fees	2,996,736	2,148,143	2,189,373
Costs related to service and repair fees -related parties	34,564	25,147	25,220
Costs related to patient fee revenue	8,987,673	9,418,935	7,939,524
Costs related to management and other fees	20,828,581	21,949,583	20,970,116
Costs related to management and other fees - related medical practices	4,273,370	4,074,762	3,883,953
Research and development	1,480,670	1,631,846	1,812,398
Selling, general and administrative, inclusive of compensatory element of stock issuances of $2,397,276, $2,006 and $53,200 for the years ended June 30, 2017, 2016 and 2015, respectively	19,407,411	18,509,850	17,448,305
Total Costs and Expenses	58,940,506	59,012,594	56,151,119
Income from Operations	19,096,080	14,355,616	12,899,877
Other Income and (Expenses):
Interest expense	28,299	(262,193)	(702,095)
Investment income	193,141	224,263	225,270
Other income (expense) - net	(1,156)	190,560	394,810
Income before benefit for income taxes and noncontrolling interests	19,316,364	14,508,246	12,817,862
Benefit for Income Taxes	4,362,434	4,287,271	2,612,521
Net Income	23,678,798	18,795,517	15,430,383
Net Income - Noncontrolling Interests	(4,058,177)	(3,070,892)	(2,519,732)
Net Income - Attributable to FONAR	19,620,621	15,724,625	12,910,651
Common Shares
Other Income and (Expenses):
Net Income - Attributable to FONAR	$ 18,390,586	$ 14,702,834	$ 12,071,670
Basic Net Income Per Common Share	$ 2.98	$ 2.43	$ 2.00
Diluted Net Income Per Common Share	$ 2.92	$ 2.38	$ 1.95
Weighted Average Shares Outstanding - Basic	6,161,599	6,050,893	6,050,632
Weighted Average Shares Outstanding - Diluted	6,289,103	6,178,397	6,178,136
Class A Non Voting Preferred Stock
Other Income and (Expenses):
Net Income - Attributable to FONAR	$ 916,769	$ 761,561	$ 625,309
Class C Common Stock
Other Income and (Expenses):
Net Income - Attributable to FONAR	$ 313,266	$ 260,230	$ 213,672
Basic Net Income Per Common Share	$ 0.82	$ 0.68	$ 0.56
Diluted Net Income Per Common Share	$ 0.82	$ 0.68	$ 0.56
Weighted Average Shares Outstanding - Basic	382,513	382,513	382,513
Weighted Average Shares Outstanding - Diluted	382,513	382,513	382,513