Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2017	Jun. 30, 2016
Current assets:
Cash and cash equivalents	$ 3,352,694	$ 966,183
Trade accounts receivable, less allowance for doubtful accounts of $459,700 as of March 31, 2017 and $389,050 as of June 30, 2016	2,925,080	3,523,731
Other receivables	29,793	10,946
Inventories, net	5,783,327	4,997,254
Prepaid expenses	221,013	256,735
Prepaid income taxes	1,072
Total current assets	12,312,979	9,754,849
Property and equipment, net	4,578,087	4,777,565
Intangible assets, net	137,113	160,123
Other assets	693,408	580,161
Total assets	17,721,587	15,272,698
Current liabilities:
Current portion of long-term debt	150,894	137,283
Current portion of capital lease	191,134	183,302
Current portion of deferred gain	150,448	150,448
Line of credit	2,540,073
Warranty reserve	153,042	152,605
Accounts payable	2,489,795	1,914,342
Accrued expenses	322,373	358,787
Accrued payroll and benefits expense	537,056	1,034,688
Income tax payable		2,895
Total current liabilities	6,534,815	3,934,350
Long-term debt, net of current portion	497,019	553,191
Capital lease, net of current portion	3,137,202	3,281,547
Deferred gain, net of current portion	1,717,613	1,830,449
Deferred rent	113,501	85,151
Total liabilities	12,000,150	9,684,688
Commitments and contingencies
Stockholders' equity:
Preferred stock, no par value: Authorized 50,000,000 shares; 2,000,000 shares and 1,610,000 shares issued and outstanding as of March 31, 2017 and June 30, 2016, respectively	4,636,706	3,708,152
Common stock, no par value: Authorized 100,000,000 shares; 3,047,345 shares and 2,805,280 shares issued and outstanding as of March 31, 2017 and June 30, 2016, respectively	8,174,434	7,545,880
Accumulated deficit	(7,089,703)	(5,666,022)
Total stockholders' equity	5,721,437	5,588,010
Total liabilities and stockholders' equity	$ 17,721,587	$ 15,272,698