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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) | 6 Months Ended
--- | ---
Jun. 30, 2013 | Jun. 30, 2012
Operating Activities: |  |
Consolidated net loss | $ (5,472,000) | $ (24,023,000)
Depreciation and amortization of intangibles | 5,959,000 | 6,227,000
Interest expense added to Plant Owners' debt | 4,562,000 | 0
Gain on extinguishment of debt | (778,000) | 0
Fair value adjustments on convertible debt and warrants | (1,531,000) | (1,252,000)
Amortization of debt discount | 711,000 | 0
Amortization of deferred financing fees | 516,000 | 327,000
Non-cash compensation | 965,000 | 550,000
Derivative instruments | 484,000 | (254,000)
Bad debt expense | 192,000 | 0
Changes in operating assets and liabilities: |  |
Accounts receivable | (10,333,000) | 3,861,000
Inventories | (2,913,000) | (172,000)
Prepaid expenses and other assets | (220,000) | 2,270,000
Prepaid inventory | (916,000) | 3,209,000
Accounts payable and accrued expenses | 5,029,000 | 2,916,000
Net cash used in operating activities | (3,745,000) | (6,342,000)
Investing Activities: |  |
Additions to property and equipment | (918,000) | (1,605,000)
Purchases of New PE Holdco ownership interests | (1,836,000) | 0
Net cash used in investing activities | (2,754,000) | (1,605,000)
Financing Activities: |  |
Proceeds from Senior Notes | 22,192,000 | 0
Proceeds from Series A and B Convertible Notes | 14,000,000 | 0
Proceeds from exercise of warrants | 2,064,000 | 0
Proceeds from Plant Owners' borrowings | 4,000,000 | 12,022,000
Net proceeds from (payments on) Kinergy's line of credit | 3,124,000 | (6,693,000)
Principal Payments on Plant Owners' borrowings | (7,622,000) | 0
Principal Payments on Senior Notes | (4,379,000) | 0
Parent purchases of Plant Owners' debt | (25,273,000) | 0
Debt issuance costs | (1,560,000) | 0
Preferred stock dividends paid | (627,000) | 0
Payments on capital lease | (23,000) | (630,000)
Net cash provided by financing activities | 5,896,000 | 4,699,000
Net decrease in cash and cash equivalents | (603,000) | (3,248,000)
Cash and cash equivalents at beginning of period | 7,586,000 | 8,914,000
Cash and cash equivalents at end of period | 6,983,000 | 5,666,000
Supplemental Information: |  |
Interest paid | 1,472,000 | 5,697,000
Noncash financing and investing activities: |  |
Reclass of noncontrolling interest in VIE to APIC upon acquisitions of ownership interests in New PE Holdco | 9,087,000 | 0
Original discount on senrior and convertible debt | 8,558,000 | 0
Reclass of warrant liability to equity upon warrant exercises | 260,000 | 0
Preferred stock dividends paid in common stock | 732,000 | 0
Corn oil separation capital lease | 5,287,000 | 0
Debt extinguished with issuance of common stock | $ 3,968,000 | $ 0

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