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Note 9 - Accrued and Other Liabilities - Noncurrent - Summary of Accrued Liabilities (Details) - USD ($)
Sep. 30, 2016
Sep. 30, 2015
Payroll and related $ 382,845 $ 330,916
Deferred revenue 637,763 51,345
Short-term warranty reserve 285,402 289,660
Accrued contract costs 197,034 197,034
Other 1,600
Total 1,503,044 870,555
Deferred rent 93,456 121,996
Long-term warranty reserve 71,582 25,958
Total $ 165,038 $ 147,954