Quarterly report pursuant to Section 13 or 15(d)

4. Restatement of Condensed Consolidated Financial Statements (Details - Cash Flow)

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4. Restatement of Condensed Consolidated Financial Statements (Details - Cash Flow) - USD ($)
$ in Thousands
 3 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Cash flows from operating activities    
Net income $ 240 $ 715
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:    
Depreciation and amortization 53 76
Stock-based compensation 63 292
Gain on sale of assets (872) 0
Changes in operating assets and liabilities:    
Accounts receivable (278) (814)
Inventories (1,945) 73
Deferred consideration 31 35
Prepaid expenses and other current assets (200) 41
Operating lease right-of-use assets 49 127
Accounts payable 1,660 252
Accrued expenses and other current liabilities (947) (90)
Operating lease liabilities (46) (132)
Deferred revenue (99) 163
Net cash (used in) provided by operating activities (2,291) 738
Cash flows from investing activities:    
Purchases of property and equipment (52) (12)
Deposits (4) 0
Proceeds from sale of assets 610 0
Net cash provided by (used in) investing activities 554 (12)
Cash flows from financing activities:    
Proceeds from exercise of common stock purchase warrants 1,490 0
Proceeds from new debt 1,310 0
Principal payments on capital leases 0 (13)
Principal payments on long-term debt (216) (123)
Net cash provided by (used in) financing activities 2,584 (136)
Effect of exchange rate on cash and cash equivalents 13 5
Net increase in cash and cash equivalents 860 595
Cash and cash equivalents, beginning of period 3,691 3,689
Cash and cash equivalents, end of period 4,551 4,284
Supplemental disclosure of cash flow information:    
Cash paid for interest 2 $ 10
Scenario Previously Reported [Member]    
Cash flows from operating activities    
Net income 993  
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:    
Depreciation and amortization 53  
Stock-based compensation 63  
Gain on sale of assets (872)  
Changes in operating assets and liabilities:    
Accounts receivable (724)  
Inventories (1,945)  
Deferred consideration 31  
Prepaid expenses and other current assets (323)  
Operating lease right-of-use assets 49  
Accounts payable 1,660  
Accrued expenses and other current liabilities (1,122)  
Operating lease liabilities (46)  
Deferred revenue (99)  
Net cash (used in) provided by operating activities (2,282)  
Cash flows from investing activities:    
Purchases of property and equipment (52)  
Deposits (4)  
Proceeds from sale of assets 610  
Net cash provided by (used in) investing activities 554  
Cash flows from financing activities:    
Proceeds from exercise of common stock purchase warrants 1,490  
Proceeds from new debt 1,310  
Principal payments on capital leases 0  
Principal payments on long-term debt (216)  
Net cash provided by (used in) financing activities 2,584  
Effect of exchange rate on cash and cash equivalents 4  
Net increase in cash and cash equivalents 860  
Cash and cash equivalents, beginning of period 3,691  
Cash and cash equivalents, end of period 4,551  
Supplemental disclosure of cash flow information:    
Cash paid for interest 2  
Restatement Adjustment [Member]    
Cash flows from operating activities    
Net income (753)  
Adjustments to reconcile net loss to net cash (used in) provided by operating activities:    
Depreciation and amortization 0  
Stock-based compensation 0  
Gain on sale of assets 0  
Changes in operating assets and liabilities:    
Accounts receivable 446  
Inventories 0  
Deferred consideration 0  
Prepaid expenses and other current assets 123  
Operating lease right-of-use assets 0  
Accounts payable 0  
Accrued expenses and other current liabilities 175  
Operating lease liabilities 0  
Deferred revenue 0  
Net cash (used in) provided by operating activities (9)  
Cash flows from investing activities:    
Purchases of property and equipment 0  
Deposits 0  
Proceeds from sale of assets 0  
Net cash provided by (used in) investing activities 0  
Cash flows from financing activities:    
Proceeds from exercise of common stock purchase warrants 0  
Proceeds from new debt 0  
Principal payments on capital leases 0  
Principal payments on long-term debt 0  
Net cash provided by (used in) financing activities 0  
Effect of exchange rate on cash and cash equivalents 9  
Net increase in cash and cash equivalents 0  
Cash and cash equivalents, beginning of period 0  
Cash and cash equivalents, end of period 0  
Supplemental disclosure of cash flow information:    
Cash paid for interest $ 0