Organization and Accounting Policies (Rollforward of the Allowance for Bad Debt) (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2020 |
Jun. 30, 2019 |
|
| Organization and Accounting Policies [Abstract] | ||||
| Balance at beginning of period | $ (1,725) | $ (1,854) | $ (1,508) | $ (2,535) |
| Bad debt recovery (charge) | (179) | (5) | (989) | 24 |
| Adjustment associated with reversal of allowance on Mutamba | 593 | |||
| Adjustment associated with settlement of customs audit | 623 | |||
| Foreign currency gain (loss) | (17) | 12 | ||
| Balance at end of period | $ (1,904) | $ (1,876) | $ (1,904) | $ (1,876) |
| X | ||||||||||
- Definition Allowance For Bad Debts, Foreign Currency Gain No definition available.
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| X | ||||||||||
- Definition Allowance For Doubtful Accounts Receivable, Adjustment Related To Customs Audit No definition available.
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| X | ||||||||||
- Definition Allowance For Doubtful Accounts Receivable Recovery Adjustments No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of allowance for credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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