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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2015 | Jun. 30, 2014
Cash flows from operating activities: |  |
Net (loss) income | $ (29,983) | $ 306
Adjustments to reconcile net (loss) income to net cash provided by operations |  |
Depreciation, depletion & amortization | 5,063 | 7,013
Change in fair value of commodity price risk management activities, net | 335 | 411
Impairment of oil and gas properties | 22,448 | 0
(Gain) on sale of assets | (16) | (28)
Noncash compensation | 301 | 235
Noncash services | 36 | 61
Accounts payable | 2,023 | 58
Overpayment by operators | 557 | 359
Net changes in assets and liabilities | 1,354 | 310
Net cash provided by operating activities | 2,118 | 8,725
Cash flows from investing activities: |  |
Acquisition and development of oil and gas properties | (3,543) | (19,540)
Acquisition of property, plant and equipment | (4) | (1,213)
Proceeds from sale of oil and gas properties | 0 | 11,515
Proceeds from settlement of lawsuit | 1,500 | 0
Proceeds from sale of property and equipment | 16 | 28
Net change in restricted investments | (30) | (61)
Net cash (used in) investing activities: | (2,061) | (9,271)
Cash flows from financing activities: |  |
Issuance of common stock | 0 | (55)
Proceeds from new debt | 0 | 8,000
Repayments of debt | 0 | (9,000)
Net cash (used in) financing activities | 0 | (1,055)
Net increase (decrease) in cash and cash equivalents | 57 | (1,601)
Cash and cash equivalents at beginning of period | 4,010 | 5,855
Cash and cash equivalents at end of period | 4,067 | 4,254
Supplemental disclosures: |  |
Interest paid | 129 | 245
Non-cash investing and financing activities: |  |
Acquisition and development of oil and gas properties through accounts payable | 1,325 | 2,375
Increase in oil and gas properties through asset retirement obligations | $ 61 | $ 128

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