Supplemental Information for Statement of Cash Flows (Details Narrative) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2021 |
Mar. 31, 2020 |
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| Supplemental Information for Statement of Cash Flows | ||
| Interest expense | $ 0.2 | $ 0.2 |
| 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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