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15. Parent Company Financial Statements (Details 2) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Operating activities: |  |
Net loss | $ (36,659) | $ (39,477)
Adjustments to reconcile net loss to net cash provided by (used in) operating activitites: |  |
Stock-based compensation | 995 | 774
Depreciation | 4,894 | 4,434
Changes in operating assets and liabilities: |  |
Prepaid expenses | 44 | 147
Accounts payable | 1,400 | 1,001
Accrued interest expense | 21,728 | 18,033
Other liabilities | 123 | 7,088
Net cash used in operating activities | 2,480 | (2,034)
Investing activities: |  |
Net cash used in investing activities | (17,309) | (8,578)
Financing activities: |  |
Proceeds from the exercise of stock options | 287 | 0
Proceeds from issuance of common stock in equity offering | 5,113 | 0
Net cash (used)/provided by financing activities | 14,775 | 10,085
Net increase (decrease) in cash and cash equivalents | (64) | (532)
Cash and cash equivalents at beginning of period | 656 | 1,188
Cash and cash equivalents at end of period | 592 | 656
Supplemental disclosures of cash flow information, cash paid: |  |
Interest payments | 1,324 | 2,476
Income tax expense | 8 | 8
Supplemental disclosures of cash flow information, non-cash transactions: |  |
Fair value of warrants issued to subordinated debt holders | 181 | 162
Parent Company Financial Statements |  |
Operating activities: |  |
Net loss | (36,659) | (35,716)
Adjustments to reconcile net loss to net cash provided by (used in) operating activitites: |  |
Stock-based compensation | 995 | 774
SARs Amortization | 0 | 800
Depreciation | 4 | 8
Subsidiary portion of net losses | 28,820 | 21,745
Change in fair value of SARs liability | 0 | (82)
Changes in operating assets and liabilities: |  |
Prepaid expenses | 38 | 74
Accounts payable | (216) | 71
Accrued interest expense | 525 | 1,184
Other liabilities | (578) | 5,891
Other assets | 236 | (232)
Net cash used in operating activities | (6,835) | (5,483)
Investing activities: |  |
Subsidiary advances, net | 1,332 | 6,781
Net cash used in investing activities | 1,332 | 6,781
Financing activities: |  |
Proceeds from borrowings | 421 | 0
Repayments of borrowings under secured debt facilities | 0 | (1,298)
Proceeds from the exercise of stock options | 287 | 0
Proceeds from issuance of common stock in equity offering | 5,113 | 0
Net cash (used)/provided by financing activities | 5,821 | (1,298)
Net increase (decrease) in cash and cash equivalents | 318 | 0
Cash and cash equivalents at beginning of period | 0 | 0
Cash and cash equivalents at end of period | 318 | 0
Supplemental disclosures of cash flow information, cash paid: |  |
Interest payments | 0 | 0
Income tax expense | 7 | 8
Supplemental disclosures of cash flow information, non-cash transactions: |  |
Fair value of warrants issued to subordinated debt holders | 181 | 162
Exercise of stock appreciation rights added to GAFI debt | 0 | 1,050
Reclassification of GAFI Noncontrolling interest | 0 | 8,501
Operating lease liabilities arising from obtaining right of use assets | $ 2,632 | $ 640

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