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CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Operating Activities: |  |
Consolidated net loss | $ (1,162) | $ (43,355)
Adjustments to reconcile consolidated net loss to cash provided by (used in) operating activities: |  |
Depreciation and amortization of intangibles | 12,136 | 12,205
Fair value adjustments | 227 | (1,954)
Loss on extinguishments of debt | 3,035 | 0
Inventory valuation | 8 | 816
Change in fair value on derivative instruments | 1,821 | (999)
Amortization of deferred financing fees | 2,009 | 736
Amortization of debt discount | 1,272 | 0
Non-cash compensation | 1,724 | 806
Bad debt expense (recovery) | 169 | (6)
Interest expense added to Plant Owners' debt | 4,745 | 3,542
Interest on convertible debt paid with stock | 111 | 0
Changes in operating assets and liabilities: |  |
Accounts receivable | (9,414) | 2,095
Inventories | (2,150) | (929)
Prepaid expenses and other assets | (2,340) | 2,251
Prepaid inventory | (6,893) | 3,817
Accounts payable and accrued expenses | 8,889 | 129
Net cash provided by (used in) operating activities | 14,187 | (20,846)
Investing Activities: |  |
Additions to property and equipment | (3,993) | (2,273)
Purchases of New PE Holdco ownership interests | (2,340) | (10,000)
Net cash used in investing activities | (6,333) | (12,273)
Financing Activities: |  |
Proceeds from senior notes and warrants | 22,192 | 0
Proceeds from subordinated convertible notes and warrants | 14,000 | 0
Proceeds from warrant exercises | 2,064 | 0
Net proceeds from common stock and warrants | 0 | 20,924
Proceeds from Plant Owners' borrowings | 7,000 | 24,022
Payments on Plant Owners' borrowings | (17,115) | 0
Purchase of Plant Owners' debt | (27,088) | 0
Net proceeds (payments) on Kinergy’s line of credit | (669) | (721)
Payments on senior unsecured notes | (6,208) | (10,000)
Debt issuance costs | (1,560) | (1,166)
Preferred stock dividend payments | (1,265) | (1,268)
Payments on capital lease | (1,640) | 0
Net cash (used in) provided by financing activities | (10,289) | 31,791
Net increase in cash and cash equivalents | (2,435) | (1,328)
Cash and cash equivalents at beginning of period | 7,586 | 8,914
Cash and cash equivalents at end of period | 5,151 | 7,586
Supplemental Information: |  |
Interest paid | 7,515 | 8,828
Noncash financing and investing activities: |  |
Preferred stock dividends paid in common stock | 2,192 | 1,464
Notes issued for purchase of 33% ownership in New PEHC | 0 | 10,000
Capital leases added to plant and equipment | 12,829 | 0
Original discount on senrior and convertible debt | 8,558 | 0
Purchase of sugar inventory with note | 5,000 | 0
Reclass of warrant liability to equity upon warrant exercises | 260 | 113
Reclass of noncontrolling interest to APIC upon acquisitions of ownership interests in New PE Holdco | 11,940 | 7,646
Debt extinguished with issuance of common stock | $ 16,000 | $ 0

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
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- Definition The cash inflow from 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 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow from other borrowing not otherwise defined in the taxonomy. + 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 (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The cash inflow from borrowings supported by a written promise to pay an obligation that is collateralized (backed by pledge, mortgage or other lien in the entity's assets). + 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 (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591552-111686 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=7656940&loc=SL4569616-111683 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 55 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=31814832&loc=SL4591551-111686 + Details
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- Definition The cash outflow for the payment of other borrowing not otherwise defined in the taxonomy. + 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=31042434&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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