CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($) $ in Millions |
Dec. 31, 2020 |
Jun. 08, 2020 |
Feb. 19, 2020 |
Feb. 10, 2020 |
Jan. 27, 2020 |
Dec. 31, 2019 |
Dec. 06, 2019 |
|---|---|---|---|---|---|---|---|
| $5.0 Million Convertible Debentures [Member] | |||||||
| Supplemental Cash Flow Information [Abstract] | |||||||
| Face amount | $ 5.0 | $ 5.0 | $ 1.5 | $ 1.5 | $ 2.0 | ||
| $7.5 Million Bridge Loan [Member] | |||||||
| Supplemental Cash Flow Information [Abstract] | |||||||
| Face amount | $ 7.5 | $ 7.5 |