Quarterly report pursuant to Section 13 or 15(d)

CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical)

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CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2023
Sep. 30, 2022
Allowance for doubtful account $ 194,000 $ 132,000
Inventories reserves 3,500 2,400
Property and equipment, accumulated depreciation 34,300 26,700
Intangible assets, accumulated amortization $ 3,413 $ 2,149
Stockholders' equity:    
Common stock, par value (in usd per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 10,000,000 10,000,000
Common stock, shares issued (in shares) 3,164,432 3,074,833
Common stock, shares outstanding (in shares) 3,164,432 3,074,833
Treasury stock (in shares) 659,961 620,971
Series E Convertible Preferred Stock    
Stockholders' equity:    
Preferred stock, par value (in usd per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 200,000 200,000
Preferred stock, shares issued (in shares) 47,840 47,840
Preferred stock, outstanding shares (in shares) 47,840 47,840
Preferred stock, liquidation preference (in usd per share) $ 0.30 $ 0.30
Treasury stock, Series E preferred (in shares) 80,000 80,000