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Foreign Operations (Details) - USD ($)	3 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Jun. 30, 2023
Revenue, net	$ 8,077,248	$ 7,366,901
Long-lived assets	35,339,984		$ 31,776,093
CHINA
Revenue, net	500,138	827,940
Long-lived assets	3,039,911		3,157,434
LATVIA
Revenue, net	0	738,612
Long-lived assets	4,954,923		5,282,596
Other European countries
Revenue, net	2,523,545	2,136,229
Other Asian countries
Revenue, net	562,399	449,888
Rest of world
Revenue, net	197,772	248,937
United States
Revenue, net	4,293,394	$ 2,965,295
Long-lived assets	$ 27,345,150		$ 23,336,063

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