Condensed Consolidated Balance Sheets - USD ($)	Sep. 30, 2022	Jun. 30, 2022
Current assets:
Cash and cash equivalents	$ 803,607	$ 550,110
Restricted cash	151,207	151,207
Trade accounts receivable, less allowance for doubtful accounts of $197,710 and $248,224 as of September 30, 2022 and June 30, 2022, respectively	5,529,311	5,416,044
Other receivables	460,545	446,493
Inventories, net	11,898,002	12,071,292
Prepaid expenses	496,965	590,820
Total current assets	19,339,637	19,225,966
Property and equipment, net	2,742,380	2,911,420
Operating lease assets	1,336,208	1,565,530
Intangible assets, net	4,082,000	4,240,725
Goodwill	7,116,614	7,116,614
Other assets	365,332	373,740
Total assets	34,982,171	35,433,995
Current liabilities:
Accounts payable	6,929,562	6,168,961
Accrued payroll and benefits expense	1,194,463	1,359,624
Accrued expense	623,831	862,438
Warranty reserve	197,156	197,156
Current portion of long-term debt	1,898	5,362
Current portion of finance lease liability	299,890	321,085
Current portion of deferred gain	150,448	150,448
Current portion of operating lease liability	754,761	846,304
Other liabilities	23,967	23,967
Total current liabilities	10,175,976	9,935,345
Finance lease liability, net of current portion	1,872,225	1,938,531
Deferred gain, net of current portion	890,150	927,762
Operating lease liability, net of current portion	585,195	727,310
Other liabilities	205,592	206,489
Total liabilities	13,729,138	13,735,437
Stockholders' equity:
Preferred stock, no par value: Authorized 50,000,000 shares? 3,351,000 shares issued and outstanding as of September 30, 2022 and June 30, 2022, respectively	7,980,788	7,980,788
Common stock, no par value: Authorized 100,000,000 shares? 18,581,255 shares and 18,198,315 shares issued and outstanding as of September 30, 2022 and June 30, 2022, respectively	33,763,980	33,533,003
Accumulated deficit	(20,491,735)	(19,815,233)
Total stockholders' equity	21,253,033	21,698,558
Total liabilities and stockholders' equity	$ 34,982,171	$ 35,433,995