CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)(UNAUDITED) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Condensed Consolidated Statements Of Comprehensive Income Lossunaudited
Net income (loss)	$ 45,300	$ 94,400	$ (3,400)	$ 34,300
Other comprehensive income (loss):
Unrealized holding loss on investments arising during period, net of tax	(8,000)	(1,100)	(6,900)	(4,900)
Comprehensive income (loss)	$ 37,300	$ 93,300	$ (10,300)	$ 29,400