XML 90 R61.htm IDEA: XBRL DOCUMENT
v3.20.4

Shareholders' Equity (Deficit) - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | ---
Jun. 23, 2020 | May 26, 2020 | Jun. 30, 2020 | May 31, 2020 | Dec. 31, 2020 | Dec. 31, 2019
Class Of Stock [Line Items] |  |  |  |  |  |
Preferred stock shares authorized |  |  |  |  | Unlimited |
Preferred stock shares issued |  |  |  |  | 0 | 0
Preferred stock shares outstanding |  |  |  |  | 0 | 0
Proceeds from issuance of warrant |  |  |  |  | $ 15,000 |
Net proceeds from issuance of common shares in initial public offering |  |  |  |  | $ 232,043 |
Common stock shares issued |  |  |  |  | 36,902,924 | 1,528,374
2020 Employee Share Purchase Plan |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Shares of common stock reserved for future issuance |  |  | 696,029 |  |  |
Annual increase in number of shares available for issuance as percentage of outstanding shares common stock on final day of preceding calendar year |  |  | 1.00% |  |  |
Annual increase in number of shares available for issuance maximum number of common stock issued |  |  | 3,300,000 |  |  |
Purchase price of shares as percentage of fair market value of common stock on date of purchase |  |  | 85.00% |  |  |
Common stock shares issued |  |  | 0 |  | 0 |
Maximum | 2020 Employee Share Purchase Plan |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Shares of common stock reserved for future issuance |  |  | 327,000 |  |  |
Affiliate of Bristol Myers Squibb |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Proceeds from issuance of warrant |  | $ 15,000 |  | $ 15,000 |  |
Affiliate of Bristol Myers Squibb | Initial Public Offering |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Warrant exercise price per share | $ 20.00 |  |  |  |  |
Common Shares |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Convertible preferred shares converted into common shares | 21,558,393 |  | 21,558,393 |  | 21,558,393 |
Shares issued upon exercise of warrants outstanding | 750,000 |  |  |  |  |
Shares issued, price per share | $ 20.00 |  |  |  |  |
Gross proceeds from IPO | $ 253,000 |  |  |  |  |
Net proceeds from issuance of common shares in initial public offering | $ 232,043 |  |  |  |  |
Common Shares | Initial Public Offering |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Issuance of common shares upon initial public offering, net of issuance costs , Shares | 12,650,000 |  |  |  | 12,650,000 |
Common Shares | Exercise of Underwriters Option |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Issuance of common shares upon initial public offering, net of issuance costs , Shares | 1,650,000 |  |  |  |  |
Common Shares | Exercise of Underwriters Option | Maximum |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Issuance of common shares upon initial public offering, net of issuance costs , Shares | 1,650,000 |  |  |  |  |
Common Shares | Affiliate of Bristol Myers Squibb |  |  |  |  |  |
Class Of Stock [Line Items] |  |  |  |  |  |
Shares issued upon exercise of warrants outstanding | 750,000 |  |  |  |  |

X
- Definition Annual increase in number of shares available for issuance as percentage on outstanding shares of common stock on final day of preceding calendar year. + References No definition available. + Details
Name: | rptx_AnnualIncreaseInNumberOfSharesAvailableForIssuanceAsPercentageOnOutstandingSharesOfCommonStockOnFinalDayOfPrecedingCalendarYear
Namespace Prefix: | rptx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Annual increase in number of shares available for issuance maximum number of common stock issued. + References No definition available. + Details
Name: | rptx_AnnualIncreaseInNumberOfSharesAvailableForIssuanceMaximumNumberOfCommonStockIssued
Namespace Prefix: | rptx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Gross proceeds from initial public offering. + References No definition available. + Details
Name: | rptx_GrossProceedsFromInitialPublicOffering
Namespace Prefix: | rptx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Preferred stock authorized unlimited. + References No definition available. + Details
Name: | rptx_PreferredStockAuthorizedUnlimited
Namespace Prefix: | rptx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Purchase price of shares as percentage of fair market value of common stock on date of purchase. + References No definition available. + Details
Name: | rptx_PurchasePriceOfSharesAsPercentageOfFairMarketValueOfCommonStockOnDateOfPurchase
Namespace Prefix: | rptx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ClassOfStockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockCapitalSharesReservedForFutureIssuance
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_CommonStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of shares converted in a noncash (or part noncash) transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4313-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4304-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=121583591&loc=d3e4332-108586 + Details
Name: | us-gaap_ConversionOfStockSharesConverted1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_PreferredStockSharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow associated with the amount received from entity's first offering of stock to the public. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceInitialPublicOffering
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfWarrants
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Per share or per unit amount of equity securities issued. + References No definition available. + Details
Name: | us-gaap_SharesIssuedPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of new stock issued during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_PlanNameAxis=rptx_TwoThousandTwentyEmployeeSharePurchasePlanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=rptx_AffiliateOfBristolMyersSquibbCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_IPOMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_CommonStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsidiarySaleOfStockAxis=us-gaap_OverAllotmentOptionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |