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v3.7.0.1

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2016 | Dec. 31, 2015
Cash flows from operating activities: |  |  |
Net (loss)/income |  | $ (149,124) | $ 3,204,996
Adjustments to reconcile net (loss)/income to net cash used in operating activities |  |  |
Stock-based compensation |  | 775,757 | 750,758
Depreciation and amortization | [1] | 813,657 | 826,529
Deferred income tax benefit |  | (435,495) | 1,633,254
Provision for doubtful accounts |  | (16,395) | (30,826)
Increase/(decrease) in operating assets |  |  |
Accounts receivable |  | 2,500,124 | 3,402,625
Cost in excess of billings on contracts in progress |  | 2,038,500 | (2,136,356)
Inventories, net |  | (290,109) | 1,855,628
Other current assets |  | (68,473) | 27,700
Increase/(decrease) in operating liabilities |  |  |
Accounts payable |  | 435,129 | (1,374,835)
Accrued expenses |  | (1,503,062) | 148,856
Current maturities of long-term debt |  | (280,000) | (140,000)
Billings in excess of costs and estimated earnings on contracts in progress |  | 5,262,339 | (1,328,508)
Accrued litigation settlement |  | 0 | (4,925,000)
Deferred revenue |  | (230,050) | (181,008)
Total adjustments |  | 9,001,922 | (1,471,183)
Net cash provided by operating activities |  | 8,852,798 | 1,733,813
Cash flows from investing activities: |  |  |
Restricted cash |  | 200,000 | 200,000
Capital expenditures |  | (112,493) | (248,305)
Purchase of assets Tantaline A/S |  | (500,000) | 0
Deposits |  | 1,550 | 960
Net cash (used in) investing activities |  | (410,943) | (47,345)
Cash flows from financing activities |  |  |
Net proceeds from stock options exercised |  | 462,000 |
Payments of long-term debt |  | (300,000) | (580,000)
Net cash provided by/(used in) financing activities |  | 162,000 | (580,000)
Net increase in cash and cash equivalents |  | 8,603,855 | 1,106,468
Cash and cash equivalents at beginning of year |  | 13,073,331 | 11,966,863
Cash and cash equivalents at end of year |  | 21,677,186 | 13,073,331
Supplemental disclosure of cash flow information: |  |  |
Income taxes paid |  | 101,352 | 427,078
Interest paid |  | $ 79,861 | $ 92,101
[1] | Includes amortization expense of $31,356 and $24,759 for the years ending December 31, 2016 and 2015, respectively. Such amortization expense relates to other capitalized and intangible assets.

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- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3291-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 + Details
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- References No definition available. + Details
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