| Dec 31,
2011 | Dec 31,
2012 | Dec 31,
2013 | Dec 31,
2014 | Dec 31,
2015 | Dec 31,
2016 | Dec 31,
2017 | Dec 31,
2018 | Dec 31,
2019 | Dec 31,
2020 | Dec 31,
2021 | Dec 31,
2022 |
|---|
| Net loss | -5 | -11 | -7 | -2 | -93 | -14 | -1 | -1 | -1 | -6 | -2 | -1 |
|---|
| Depreciation, depletion, accretion, and amortization | 15 | 15 | 14 | 15 | 8 | 3 | 1 | 0 | 1 | 0 | 1 | 10 |
|---|
| Deferred income taxes | -4 | -0 | - | - | - | - | - | - | - | - | - | -2 |
|---|
| Unrealized gain on commodity derivatives | 1 | 1 | -1 | 0 | - | - | - | 0 | - | - | - | 1 |
|---|
| Amortization of debt issuance costs | - | - | - | - | - | - | - | 0 | 0 | - | - | 0 |
|---|
| Marketable equity securities (loss) gain | - | - | - | - | - | - | - | -0 | -0 | -0 | 0 | -0 |
|---|
| Real estate held for sale loss | - | - | - | - | - | - | - | - | - | -1 | -0 | -0 |
|---|
| Warrant revaluation gain | - | - | - | - | - | - | 0 | -1 | -0 | 0 | -0 | - |
|---|
| Loss on related party debt conversion and settlement of legal costs | - | - | - | - | - | - | - | - | - | - | 0 | - |
|---|
| Stock-based compensation | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 3 |
|---|
| Right of use asset amortization | - | - | - | - | - | - | - | - | 0 | 0 | 0 | 0 |
|---|
| Oil and natural gas sales receivable | - | - | - | - | -2 | -1 | 0 | 0 | 0 | -0 | 0 | 2 |
|---|
| Other assets | - | - | - | - | -0 | -0 | 0 | -0 | -0 | -0 | -0 | -0 |
|---|
| Accounts payable accrued liabilities | - | - | - | - | - | - | - | - | 0 | 0 | -0 | 5 |
|---|
| Accrued compensation and benefits | -1 | -0 | 0 | -0 | -0 | -1 | 0 | -0 | 0 | 0 | 1 | -0 |
|---|
| Payments on operating lease liability | - | - | - | - | - | - | - | - | - | - | -0 | -0 |
|---|
| Payments of asset retirement obligations | - | - | - | - | - | - | - | - | - | - | -0 | -0 |
|---|
| Net cash provided by (used in) operating activities | 3 | 13 | 17 | 21 | 3 | -1 | -1 | -0 | 1 | -1 | -0 | 11 |
|---|
| Acquisition of proved properties | - | - | - | - | - | - | - | - | - | 1 | - | 13 |
|---|
| Oil and natural gas capital expenditures | - | - | - | - | - | - | - | - | - | - | - | 6 |
|---|
| Property and equipment expenditures | - | - | - | - | 4 | 0 | 0 | - | - | - | - | 0 |
|---|
| Proceeds from sale of oil and natural gas properties | 14 | 21 | - | 12 | 0 | - | 2 | - | - | - | - | 2 |
|---|
| Proceeds from sale of real estate | - | - | - | - | - | - | - | - | - | - | 0 | - |
|---|
| Payment received on notes receivable | - | - | - | - | - | - | - | 0 | 0 | 0 | 0 | - |
|---|
| Net cash used in investing activities: | -18 | -21 | -18 | -20 | -1 | -0 | 2 | -1 | -0 | -1 | -3 | -17 |
|---|
| Issuance of common stock, net of fees | -0 | 0 | - | -0 | - | 1 | -0 | 2 | - | 4 | 5 | - |
|---|
| Borrowings on credit facility | - | - | - | - | - | - | - | - | - | - | - | 15 |
|---|
| Repayment of debt | - | - | - | - | - | - | - | - | - | - | - | 7 |
|---|
| Payment of fees for credit facility | - | - | - | - | - | - | - | 1 | 1 | 0 | - | 0 |
|---|
| Payments on insurance premium finance note | - | - | - | - | - | - | - | - | - | - | - | 1 |
|---|
| Proceeds from warrant exercise | - | - | - | - | - | - | - | - | - | 1 | - | 0 |
|---|
| Shares withheld to settle tax withholding obligations for restricted stock awards | - | - | - | - | - | - | - | 0 | - | - | 0 | 0 |
|---|
| Dividends paid | - | - | - | - | - | - | - | - | - | - | - | 2 |
|---|
| Net cash provided by financing activities | 22 | -2 | -11 | -3 | -0 | 1 | -0 | 1 | -1 | 3 | 5 | 6 |
|---|
| Net (decrease) increase in cash and equivalents | - | - | - | - | - | - | - | -1 | -1 | 1 | 2 | -0 |
|---|