XML 20 R7.htm IDEA: XBRL DOCUMENT v3.8.0.1
Consolidated Statements of Cash Flows - USD ($)
12 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Operating Activities:    
Net loss $ (876,754) $ (1,281,599)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 153,283 167,693
Warranty provision (109,924) 79,954
Inventory obsolescence 26,243 159,954
Share-based compensation 1,116,400 605,426
Deferred income taxes 196,000 (188,000)
Changes in operating assets and liabilities:    
Accounts receivable (2,272,970) (1,292,589)
Inventories (519,568) 2,309
Prepaid expenses and other (147,456) (29,972)
Prepaid expenses and other - noncurrent 226,937 187,484
Accounts payable 537,800 (129,376)
Payroll and related 1,487,734 51,929
Warranty settlements (67,959) (38,588)
Accrued and other liabilities (416,538) 556,278
Net cash used in operating activities (666,772) (1,149,097)
Investing Activities:    
Purchases of marketable securities (2,908,093) (825,795)
Proceeds from maturities of available-for-sale marketable securities 2,961,367
Capital expenditures (182,326) (162,322)
Patent costs paid (11,272)
Net cash used in investing activities (129,052) (999,389)
Financing Activities:    
Repurchase of common stock (1,748,456)
Proceeds from exercise of stock options 373,228 2,200
Common stock cash dividends paid 0 (954,650)
Net cash provided by (used in) financing activities 133,000 (2,700,906)
Net decrease in cash (662,824) (4,849,392)
Cash and cash equivalents, beginning of period 13,466,711 18,316,103
Cash and cash equivalents, end of period $ 12,803,887 $ 13,466,711