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v3.20.1

Organization and Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2020
Organization and Accounting Policies [Abstract] |
Reconciliation of Cash, Cash Equivalents, and Restricted Cash |
|  | As of March 31,
|  | 2020 |  | 2019
|  | (in thousands)
Cash and cash equivalents |  | $ | 60,973 |  | $ | 46,195
Restricted cash - current |  |  | 994 |  |  | 788
Restricted cash - non-current |  |  | 925 |  |  | 921
Abandonment funding |  |  | 11,227 |  |  | 11,390
Total cash, cash equivalents and restricted cash |  | $ | 74,119 |  | $ | 59,294
Rollforward Analysis of the Allowance Against Accounts Receivable Balance |
| Three Months Ended March 31,
| 2020 |  | 2019
| (in thousands)
Allowance for bad debt |  |  |  |  |
Balance at beginning of year | $ | (1,508) |  | $ | (2,535)
Bad debt recovery (charge) |  | (810) |  |  | 29
Adjustment associated with reversal of allowance on Mutamba receivable |  | 593 |  |  | —
Adjustment associated with settlement of customs audit |  | — |  |  | 623
Foreign currency gain |  | — |  |  | 29
Balance at end of period | $ | (1,725) |  | $ | (1,854)
Assets and Liabilities Measured on Recurring Basis |
|  |  |  |  | As of March 31, 2020
|  | Balance Sheet Line |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
|  |  |  |  | (in thousands)
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset commodity swaps |  |  | Prepayments and other |  | $ | — |  | $ | 7,257 |  | $ | — |  | $ | 7,257
|  |  |  |  | $ | — |  | $ | 7,257 |  | $ | — |  | $ | 7,257
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SARs liability |  |  | Accrued liabilities |  | $ | — |  | $ | 742 |  | $ | — |  | $ | 742
SARs liability |  |  | Other long-term liabilities |  |  | — |  |  | 34 |  |  | — |  |  | 34
|  |  |  |  | $ | — |  | $ | 776 |  | $ | — |  | $ | 776
|  |  |  |  | As of December 31, 2019
|  | Balance Sheet Line |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
|  |  |  |  | (in thousands)
Assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative asset commodity swaps |  |  | Prepayments and other |  | $ | — |  | $ | 636 |  | $ | — |  | $ | 636
|  |  |  |  | $ | — |  | $ | 636 |  | $ | — |  | $ | 636
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SARs liability |  |  | Accrued liabilities |  | $ | — |  | $ | 2,638 |  | $ | — |  | $ | 2,638
SARs liability |  |  | Other long-term liabilities |  |  | — |  |  | 852 |  |  | — |  |  | 852
|  |  |  |  | $ | — |  | $ | 3,490 |  | $ | — |  | $ | 3,490

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