XML 18 R3.htm IDEA: XBRL DOCUMENT v3.24.3
CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($)
Sep. 30, 2024
Dec. 31, 2023
Allowance for doubtful accounts $ 130,000 $ 617,000
Accumulated depreciation, Property, plant and equipment 28,629,000 27,513,000
Accumulated amortization, Intangible assets $ 33,130,000 $ 31,444,000
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 2,000,000 2,000,000
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 150,000,000 150,000,000
Common stock, shares issued (in shares) 12,542,691 11,878,557
Common stock, shares outstanding (in shares) 12,542,691 11,878,557
Series E preferred stock    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 39,500 39,500
Preferred stock issued (in shares) 25,000 25,000
Preferred stock, shares outstanding (in shares) 25,000 25,000
Preferred stock, liquidation preference $ 37,547,619 $ 37,547,619