Consolidated Statements of Cash Flows (unaudited) (USD $) | 9 Months Ended |
Sep. 30, 2014 | Sep. 30, 2013 |
Cash flows from operating activities: | ' | ' |
Net income (loss) | $626,822 | ($3,461,413) |
Loss from discontinued operations | 1,779 | 16,569 |
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: | ' | ' |
(Gain) loss on sale of property, plant and equipment | -21,000 | 174 |
Depreciation and amortization | 1,177,364 | 1,065,405 |
Non-cash interest expense | 20,762 | 0 |
Change in allowance for doubtful accounts | 10,000 | -77,098 |
Deferred income taxes | 0 | 2,267,969 |
Share-based compensation expense | 22,186 | 40,646 |
Changes in operating assets and liabilities: | ' | ' |
Accounts receivable | 84,071 | 716,930 |
Inventories | -808,814 | -238,907 |
Prepaid expenses and other current assets | -134,760 | -47,646 |
Other non-current assets | 80,753 | -44,171 |
Accounts payable | 78,704 | 102,581 |
Accrued expenses and other current liabilities | 399,826 | 77,803 |
Other non-current liabilities | -80,492 | -86,238 |
Net cash provided by (used in) operating activities of continuing operations | 1,457,201 | 332,604 |
Net cash provided by (used in) operating activites of discontinued operations | -1,509 | -277,215 |
Net cash provided by (used in) operating activities | 1,455,692 | 55,389 |
Cash flows from investing activities: | ' | ' |
Purchases of property, plant and equipment | -1,104,265 | -1,200,346 |
Proceeds from sale of property, plant and equipment | 24,500 | 1,528 |
Cash paid for patents and trademarks | -2,613 | -33,902 |
Net cash provided by (used in) investing activities from continuing operations | -1,082,378 | -1,232,720 |
Net cash provided by (used in) investing activities from discontinued operations | 0 | 284,300 |
Net cash provided by (used in) investing activities | -1,082,378 | -948,420 |
Cash flows from financing activities: | ' | ' |
(Payments on) proceeds from revolving line of credit, net | -728,000 | 2,399,493 |
Payments on demand line of credit | 0 | -800,000 |
Proceeds from equipment line of credit | 116,905 | 177,251 |
Proceeds from term notes payable | 0 | 1,500,000 |
Payments on term notes payable | -316,376 | -1,432,201 |
Proceeds from stock options exercises | 97,022 | 0 |
Proceeds from warrant exercises | 35,100 | 0 |
Restricted cash | 0 | -1,000,000 |
Net cash provided by (used in) financing activities from continuing operations | -795,349 | 844,543 |
Net cash provided by (used in) financing activities from discontinued operations | 0 | 0 |
Net cash provided by (used in) financing activities | -795,349 | 844,543 |
Net increase (decrease) in cash and cash equivalents | -422,035 | -48,488 |
Cash and cash equivalents, beginning of period | 751,275 | 508,590 |
Cash and cash equivalents, end of period | 329,240 | 460,102 |
Less: cash and cash equivalents of discontinued operations at end of period | 0 | 4,285 |
Cash and cash equivalents of continuing operations at end of period | 329,240 | 455,817 |
Supplemental Cash Flow Information (unaudited) | ' | ' |
Cash paid for interest | 173,445 | 91,751 |
Cash received from tax refund | 0 | 66,951 |
Non-cash activities: | ' | ' |
Acquisition of equipment with equipment notes | 0 | 272,500 |
Equipment line of credit converted to term notes payable | 740,999 | 0 |
Reduction of restricted cash offset by performance guarantee | $975,430 | $0 |