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Condensed Consolidated Balance Sheets - USD ($)
Sep. 30, 2025
Dec. 31, 2024
Current assets:    
Cash and cash equivalents $ 7,076,000 $ 7,261,000
Restricted cash 0 1,334,000
Accounts receivable, net of allowance for credit losses of $538 and $433 at September 30, 2025 and December 31, 2024, respectively 3,504,000 5,253,000
Inventories 3,058,000 2,246,000
Prepaid expenses and other current assets 634,000 501,000
Total current assets 14,272,000 16,595,000
Property and equipment, net 9,557,000 10,061,000
Operating lease right-of-use assets 1,005,000 1,264,000
Intangible assets, net 4,223,000 5,348,000
Goodwill 1,429,000 1,429,000
Other assets 231,000 231,000
Total assets 30,717,000 34,928,000
Current liabilities:    
Current portion of long-term debt 1,875,000 0
Accounts payable 2,955,000 2,433,000
Accrued expenses and other current liabilities 6,210,000 7,364,000
Deferred revenues 2,551,000 2,241,000
Current portion of operating lease liabilities 266,000 328,000
Current portion of contingent consideration 1,176,000 1,030,000
Total current liabilities 15,033,000 13,396,000
Long-term debt, net 13,435,000 15,192,000
Deferred revenues and other liabilities 199,000 353,000
Operating lease liabilities, net of current portion 736,000 919,000
Contingent consideration, net of current portion 0 96,000
Total liabilities 29,403,000 29,956,000
Commitments and contingencies (Note 15)
Stockholders’ equity:    
Series C convertible preferred stock, $0.10 par value; 10,000,000 shares authorized, no shares issued and outstanding 0 0
Common stock, $0.001 par value; 150,000,000 shares authorized; 5,268,708 and 4,171,161 shares issued and outstanding at September 30, 2025 and December 31, 2024, respectively. 5,000 4,000
Additional paid-in capital 255,772,000 253,112,000
Accumulated deficit (254,463,000) (248,144,000)
Total stockholders’ equity 1,314,000 4,972,000
Total liabilities and stockholders’ equity $ 30,717,000 $ 34,928,000