Supplemental Information for Statement of Cash Flows (Details Narrative) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2021 |
Jun. 30, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
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| Supplemental Information for Statement of Cash Flows | ||||
| Interest expense | $ 0.2 | $ 0.2 | $ 0.4 | $ 0.4 |
| X | ||||||||||
- Definition Amount of the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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