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v3.23.1

Note 1 - Organization and Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2023
Notes Tables |
Schedule of Cash, Cash Equivalents and Restricted Cash [Table Text Block] |
|  | As of March 31, |
|  | 2023 |  |  | 2022 |
|  | (in thousands) |
Cash and cash equivalents |  | $ | 52,119 |  |  | $ | 18,939 |
Restricted cash - current |  |  | 76 |  |  |  | 4,230 |
Restricted cash - non-current |  |  | 1,771 |  |  |  | 1,752 |
Abandonment funding |  |  | 6,268 |  |  |  | 21,369 |
Total cash, cash equivalents and restricted cash |  | $ | 60,234 |  |  | $ | 46,290 |
Accounts Receivable, Allowance for Credit Loss [Table Text Block] |
| Three Months Ended March 31, |
| 2023 |  | 2022 |
| (in thousands) |
Allowance for credit losses and other |  |  |  |  |  |
Balance at beginning of period | $ | (8,704 | ) | $ | (5,741 | )
Credit loss charges and other, net of receipts |  | (935 | ) |  | (492 | )
Cumulative effect of adjustment upon adoption of ASU 2016-13 on January 1, 2023 |  | (3,120 | ) |  | — |
Foreign currency gain (loss) |  | (73 | ) |  | 98 |
Balance at end of period | $ | (12,832 | ) | $ | (6,135 | )
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
|  |  | As of March 31, 2023 |
| Balance Sheet Line |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  |  | (in thousands) |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset | Prepayments and other |  | $ | — |  |  | $ | 124 |  |  | $ | — |  |  | $ | 124 |
|  |  | $ | — |  |  | $ | 124 |  |  | $ | — |  |  | $ | 124 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SARs liability | Accrued liabilities and other |  | $ | — |  |  | $ | 297 |  |  | $ | — |  |  | $ | 297 |
|  |  | $ | — |  |  | $ | 297 |  |  | $ | — |  |  | $ | 297 |
` |  |  | As of December 31, 2022 |
| Balance Sheet Line |  | Level 1 |  |  | Level 2 |  |  | Level 3 |  |  | Total |
|  |  | (in thousands) |
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset | Prepayments and other |  | $ | — |  |  | $ | 102 |  |  | $ | — |  |  | $ | 102 |
|  |  | $ | — |  |  | $ | 102 |  |  | $ | — |  |  | $ | 102 |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SARs liability | Accrued liabilities and other |  | $ | — |  |  | $ | 556 |  |  | $ | — |  |  | $ | 556 |
|  |  | $ | — |  |  | $ | 556 |  |  | $ | — |  |  | $ | 556 |

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