Accumulated Other Comprehensive Loss - Components of Accumulated Other Comprehensive Loss (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning, Balance			$ (161,092)	$ 262,000
Other comprehensive loss before reclassifications			(115,000)	(258,000)
Amounts reclassified from accumulated other comprehensive loss			(2,000)	(10,000)
Net current-period other comprehensive loss	$ (167,703)	$ (85,702)	(116,538)	(268,284)
Ending, Balance	(277,630)	(6,000)	(277,630)	(6,000)
Currency Translation Adjustments [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning, Balance			(173,000)	262,000
Other comprehensive loss before reclassifications			(37,000)	(258,000)
Net current-period other comprehensive loss			(37,000)	(258,000)
Ending, Balance	(210,000)	4,000	(210,000)	4,000
Net Unrealized Gains (Losses) on Available-for-Sale Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Beginning, Balance			12,000
Other comprehensive loss before reclassifications			(78,000)
Amounts reclassified from accumulated other comprehensive loss			(2,000)	(10,000)
Net current-period other comprehensive loss			(80,000)	(10,000)
Ending, Balance	$ (68,000)	$ (10,000)	$ (68,000)	$ (10,000)