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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2017 | Mar. 31, 2016
Operating activities: |  |
Net income | $ 969 | $ 382
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation, depletion and amortization of asset retirement obligation | 1,687 | 1,632
Gain on disposal of assets | (37) | (26)
Loss on derivatives |  | 5
Amortization of deferred financing cost | 106 | 37
Accretion of debt discount |  | 74
Deferred income taxes (benefit) | 324 | (1,700)
Stock-based compensation, net | 176 | 189
Non-cash interest expense on Series A preferred stock |  | 1,500
Changes in assets and liabilities: |  |
Accounts Receivable | (4,101) | 4,026
Unbilled Receivables | (953) | (3,340)
Inventories | 4,308 | 518
Prepaid expenses and other assets | (181) | 563
Deferred revenue | (1,615) | (303)
Accounts payable | 77 | (264)
Accrued and other expenses | 2,893 | (1,523)
Income taxes payable | 191 | 1,049
Net cash provided by operating activities | 3,844 | 2,819
Investing activities: |  |
Purchases of property, plant and equipment | (1,623) | (647)
Proceeds from disposal of assets | 14 |
Net cash used in investing activities | (1,609) | (647)
Financing activities: |  |
Repayments of notes payable | (4) | (338)
Payments under equipment financing obligations | (102) | (98)
Payment of deferred financing costs | (188) | 2
Proceeds from equity issuance | 26,251 |
Payment of equity transaction costs | (2,083) |
Repayment of revolving credit facility |  | (5,216)
Cash dividend on Series A preferred stock |  | (1)
Net cash provided by financing activities | 23,874 | (5,651)
Net increase (decrease) in cash and restricted cash | 26,109 | (3,479)
Cash and restricted cash at beginning of year | 47,534 | 3,896
Cash and restricted cash at end of year | 73,643 | 417
Supplemental disclosure of cash flow information |  |
Cash paid for interest | 15 | 1,180
Cash paid for taxes | 29 | 4
Non-cash financing activities: |  |
Equipment purchased with debt |  | 1,080
Capitalized expenditures in accounts payable and accrued expenses | $ 500 | $ 1,081

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- Definition The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 + Details
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- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 + Details
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- Definition Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements. + 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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition The cash outflow for the obligation for a lease meeting the criteria for capitalization (with maturities exceeding one year or beyond the operating cycle of the entity, 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 + Details
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- Definition The cash outflow for a borrowing supported by a written promise to pay an obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: 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 + 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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