XML 109 R80.htm IDEA: XBRL DOCUMENT
v3.20.4

Currency Risk - Additional Information (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 USD ($)
Foreign Currency Risk [Abstract] |
Percentage of depreciation USD against Canadian dollar | 10.00%
Increase in net loss currency risk | $ 0.1

X
- Definition Foreign currency risk. + References No definition available. + Details
Name: | rptx_ForeignCurrencyRiskAbstract
Namespace Prefix: | rptx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of depreciation USD against Canadian dollar. + References No definition available. + Details
Name: | rptx_PercentageOfDepreciationUSDAgainstCanadianDollar
Namespace Prefix: | rptx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of gain (loss) recognized in earnings in the period from the increase (decrease) in fair value of foreign currency derivatives not designated as hedging instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5618551-113959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121590274&loc=SL5624171-113959 + Details
Name: | us-gaap_GainLossOnForeignCurrencyDerivativeInstrumentsNotDesignatedAsHedgingInstruments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration