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Operating Segments - Summary of Operating Information (Details) - USD ($) | 3 Months Ended
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Sep. 30, 2018 | Sep. 30, 2017
Revenues | $ 16,396,545 | $ 12,818,776
Net income (loss) after taxes and before non-controlling interest | 1,281,135 | (181,265)
Intercompany Revenue [Member] |  |
Revenues | 3,331,039 | 479,412
North America [Member] |  |
Net income (loss) after taxes and before non-controlling interest | (178,630) | (295,646)
Europe [Member] |  |
Net income (loss) after taxes and before non-controlling interest | 174,088 | 99,390
Europe [Member] | Intercompany Revenue [Member] |  |
Revenues | 138,653 | 102,475
Asia - Pacific [Member] |  |
Net income (loss) after taxes and before non-controlling interest | 2,504,064 | 1,052,915
Asia - Pacific [Member] | Intercompany Revenue [Member] |  |
Revenues | 3,192,386 | 376,937
Corporate Headquarters [Member] |  |
Net income (loss) after taxes and before non-controlling interest | (1,218,387) | (1,037,924)
Unaffiliated Customers [Member] |  |
Revenues | 16,013,074 | 10,817,528
Unaffiliated Customers [Member] | North America [Member] |  |
Revenues | 843,085 | 848,072
Unaffiliated Customers [Member] | Europe [Member] |  |
Revenues | 1,766,594 | 1,447,824
Unaffiliated Customers [Member] | Asia - Pacific [Member] |  |
Revenues | 13,403,395 | 8,521,632
Affiliated Customers [Member] |  |
Revenues | 383,471 | 2,001,248
Affiliated Customers [Member] | Europe [Member] |  |
Revenues | 153,340 | 601,192
Affiliated Customers [Member] | Asia - Pacific [Member] |  |
Revenues | $ 230,131 | $ 1,400,056

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