Segment Information and Geographic Areas - Summary of Operating Information (Details) - USD ($)	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Revenues	$ 56,372,319	$ 67,819,183
Net income (loss) after taxes and before non-controlling interest	1,192,023	12,017,540
Depreciation and amortization	3,731,954	4,423,657
Interest expense	346,856	311,798
Income tax expense	1,141,068	1,057,784
Intercompany Revenue [Member]
Revenues	7,630,890	8,085,753
North America [Member]
Net income (loss) after taxes and before non-controlling interest	(241,444)	(756,510)
Depreciation and amortization	11,828	26,275
Interest expense
Income tax expense	1,200
Europe [Member]
Net income (loss) after taxes and before non-controlling interest	1,766,434	1,473,274
Depreciation and amortization	353,862	329,671
Interest expense	9,905	6,876
Income tax expense	326,524	320,263
Europe [Member] | Intercompany Revenue [Member]
Revenues	585,250	574,517
Asia - Pacific [Member]
Net income (loss) after taxes and before non-controlling interest	75,049	13,597,185
Depreciation and amortization	3,366,264	4,067,711
Interest expense	303,241	290,848
Income tax expense	812,269	735,684
Asia - Pacific [Member] | Intercompany Revenue [Member]
Revenues	7,045,640	7,511,236
Corporate Headquarters [Member]
Net income (loss) after taxes and before non-controlling interest	(408,016)	(2,296,409)
Depreciation and amortization
Interest expense	33,710	14,074
Income tax expense	1,075	1,837
Unaffiliated Customers [Member]
Revenues	56,071,498	67,115,166
Unaffiliated Customers [Member] | North America [Member]
Revenues	4,444,862	3,947,407
Unaffiliated Customers [Member] | Europe [Member]
Revenues	11,914,071	9,148,165
Unaffiliated Customers [Member] | Asia - Pacific [Member]
Revenues	39,712,565	54,019,594
Affiliated Customers [Member]
Revenues	300,821	704,017
Affiliated Customers [Member] | Asia - Pacific [Member]
Revenues	$ 300,821	$ 704,017