XML 66 R19.htm IDEA: XBRL DOCUMENT
v3.19.3

SUPPLEMENTAL FINANCIAL INFORMATION | 9 Months Ended
--- | ---
Sep. 30, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Supplemental Financial Information | SUPPLEMENTAL FINANCIAL INFORMATION The components of other income are as follows:
| Three months ended September 30, |  | Nine months ended September 30,
| 2019 |  | 2018 |  | 2019 |  | 2018
Interest income | $ | 134 |  |  | $ | 84 |  |  | $ | 386 |  |  | $ | 157 |
Change in value of investments accounted for at fair value | (589 | ) |  | 1,127 |  |  | (576 | ) |  | 1,570 |
Change in value of warrant liabilities | 2,166 |  |  | (2,722 | ) |  | 3,281 |  |  | (3,802 | )
Change in value of convertible debentures | 940 |  |  | (1,455 | ) |  | 447 |  |  | (1,135 | )
Sale of surplus assets | — |  |  | — |  |  | — |  |  | 293 |
Foreign exchange loss | (15 | ) |  | (170 | ) |  | (34 | ) |  | (60 | )
Gain on sale of assets held for sale | — |  |  | — |  |  | — |  |  | 341 |
Other | (324 | ) |  | (129 | ) |  | (323 | ) |  | (67 | )
Other income (loss) | $ | 2,312 |  |  | $ | (3,265 | ) |  | $ | 3,181 |  |  | $ | (2,703 | )

X
- Definition The entire disclosures of supplemental information, including descriptions and amounts, related to the balance sheet, income statement, and/or cash flow statement. + References No definition available. + Details
Name: | us-gaap_AdditionalFinancialInformationDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration