XML 56 R36.htm IDEA: XBRL DOCUMENT
v3.19.1

Financial Instruments (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
Disclosure of detailed information about financial instruments [abstract] |
Schedule of balances in foreign currencies | Balances in foreign currencies at December 31, 2018 are as follows:
| US dollars $ | British pounds £ | Euro €
Cash and cash equivalents | 8,889,796 | 26,936 | 31,499
Accounts payable | (304,801) | (32,735) | (661)
| 8,584,995 | (5,799) | 30,838

X
- References No definition available. + Details
Name: | ifrs-full_DisclosureOfFinancialInstrumentsAbstract
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule Of Foreign Currency Held [Table Text Block] + References No definition available. + Details
Name: | oncyf_ScheduleOfForeignCurrencyHeldTableTextBlock
Namespace Prefix: | oncyf_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration