v3.26.1
UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash Flows From Operating Activities:    
Net Loss $ (2,777) $ (3,007)
Adjustments To Reconcile Net Loss To Net Cash Provided By (Used In) Operating Activities:    
Depreciation and Amortization 1,003 1,102
Stock-based Compensation 882 827
Write-off of Inventory 0 178
Non-cash Lease Expense from Right of Use Assets 982 1,091
Amortization of Debt Financing Costs and Accretion of Debt Discount and Premium 178 176
Loss on Disposal of Assets 146 57
Realized Gain on Sale of Investments (250) (120)
Changes in Assets and Liabilities:    
Accounts Receivable 288 207
Inventory 607 1,618
Prepaid and Other Assets 1,158 1,043
Accounts Payable 1,180 (1,367)
Lease Liabilities (670) (808)
Accrued and Other Liabilities (364) (2,165)
Deferred License Revenue 0 (475)
Change in Accounts Receivable Reserve for Chargebacks (450) 0
Net Cash Provided By (Used In) Operating Activities 1,913 (1,643)
Cash Flows From Investing Activities:    
Purchases of Investments Available-for-Sale (14,142) (5,877)
Proceeds from Sales of Investments Available-for-Sale 14,400 6,000
Purchases of Equipment (1,042) (227)
Proceeds from Sale of Equipment 175 0
Net Cash Used In Investing Activities (609) (104)
Cash Flows From Financing Activities:    
Payments on Insurance Financing Note Payable (264) (268)
Payments on Finance Lease Liabilities (232) (294)
Deferred Consideration Paid in Connection with Evoqua Asset Acquisition (1,000) (871)
Net Cash Used In Financing Activities (1,496) (1,433)
Net Decrease in Cash and Cash Equivalents (192) (3,180)
Cash and Cash Equivalents at Beginning of Period 10,711 15,662
Cash and Cash Equivalents at End of Period 10,519 12,482
Supplemental Disclosure of Cash Flow Information:    
Cash Paid for Interest 387 380
Supplemental Disclosure of Noncash Investing and Financing Activities:    
Right of Use Assets - Operating Obtained in Exchange for Lease Liabilities - Operating 2,450 1,006
Change in Unrealized Gain on Investments Available-for-Sale (1) 3
Increase in Prepaid Assets from Insurance Financing Note Payable $ 0 $ 660