Assets, Fair Value Disclosure, Current

No definition available.

Name:	rprx_AssetsFairValueDisclosureCurrent
Namespace Prefix:	rprx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Assets, Fair Value Disclosure, Noncurrent

+ References

No definition available.

+ Details

Name:	rprx_AssetsFairValueDisclosureNoncurrent
Namespace Prefix:	rprx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Collaborative Arrangement, Rights and Obligations, Maximum Commitment To Fund

+ References

No definition available.

+ Details

Name:	rprx_CollaborativeArrangementRightsAndObligationsMaximumCommitmentToFund
Namespace Prefix:	rprx_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_AssetsFairValueDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26626-111562

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtSecuritiesCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), classified as noncurrent.

+ References

+ Details

Name:	us-gaap_AvailableForSaleSecuritiesDebtSecuritiesNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

No definition available.

+ Details

Name:	us-gaap_CashAndCashEquivalentsFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226052-175313

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=123594938&loc=d3e13433-108611

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

+ Details

Name:	us-gaap_DerivativeAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

+ Details

Name:	us-gaap_DerivativeAssetsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740

+ Details

Name:	us-gaap_EquitySecuritiesFVNINoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124260329&loc=d3e26610-111562

+ Details

Name:	us-gaap_TradingSecuritiesDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	srt_CounterpartyNameAxis=rprx_MorphoSysMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_TypeOfArrangementAxis=us-gaap_CollaborativeArrangementTransactionWithPartyToCollaborativeArrangementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_ForwardContractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsRecurringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CorporateDebtSecuritiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CommercialPaperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_CertificatesOfDepositMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_WarrantMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancialInstrumentAxis=us-gaap_InterestRateSwapMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CashAndCashEquivalentsAxis=us-gaap_MoneyMarketFundsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CashAndCashEquivalentsAxis=us-gaap_CommercialPaperMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CashAndCashEquivalentsAxis=us-gaap_CertificatesOfDepositMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Fair Value Measurements and Financial Instruments - Schedule of Fair Value Hierarchy (Details) - USD ($)		12 Months Ended
	Jun. 02, 2021	Dec. 31, 2021	Dec. 31, 2020
Assets:
Marketable securities		$ 581,872,000	$ 983,279,000
Available for sale debt securities		66,000,000	69,984,000
Equity securities		269,800,000	298,689,000
Available for sale debt securities		204,400,000	163,016,000
MorphoSys \| Collaborative Arrangement, Transaction with Party to Collaborative Arrangement
Assets:
Maximum commitment to fund collaborative arrangement	$ 150,000,000	150,000,000
Forwards
Assets:
Available for sale debt securities		0	0
Available for sale debt securities		12,300,000	18,600,000
Fair Value, Recurring
Assets:
Available for sale debt securities		66,000,000	69,984,000
Total current assets		1,301,076,000	1,229,243,000
Equity securities		269,800,000	298,689,000
Available for sale debt securities		187,700,000	144,416,000
Total non-current assets		474,200,000	467,144,000
Fair Value, Recurring \| Corporate Debt Securities
Assets:
Marketable securities		0	32,754,000
Fair Value, Recurring \| Commercial Paper
Assets:
Marketable securities		207,457,000	444,554,000
Fair Value, Recurring \| Certificates of Deposit
Assets:
Marketable securities		374,415,000	505,971,000
Fair Value, Recurring \| Forwards
Assets:
Derivatives		16,700,000	18,600,000
Fair Value, Recurring \| Warrant
Assets:
Derivatives		0	5,439,000
Level 1 \| Fair Value, Recurring
Assets:
Available for sale debt securities		0	0
Total current assets		598,253,000	24,302,000
Equity securities		226,787,000	298,689,000
Available for sale debt securities		0	0
Total non-current assets		226,787,000	298,689,000
Level 1 \| Fair Value, Recurring \| Corporate Debt Securities
Assets:
Marketable securities		0	0
Level 1 \| Fair Value, Recurring \| Commercial Paper
Assets:
Marketable securities		0	0
Level 1 \| Fair Value, Recurring \| Certificates of Deposit
Assets:
Marketable securities		0	0
Level 1 \| Fair Value, Recurring \| Forwards
Assets:
Derivatives		0	0
Level 1 \| Fair Value, Recurring \| Warrant
Assets:
Derivatives		0	0
Level 1 \| Fair Value, Recurring \| Interest Rate Swap
Assets:
Derivative financial instruments		0	5,400,000
Level 2 \| Fair Value, Recurring
Assets:
Available for sale debt securities		0	0
Total current assets		636,823,000	1,134,957,000
Equity securities		0	0
Available for sale debt securities		0	0
Total non-current assets		0	5,439,000
Level 2 \| Fair Value, Recurring \| Corporate Debt Securities
Assets:
Marketable securities		0	32,754,000
Level 2 \| Fair Value, Recurring \| Commercial Paper
Assets:
Marketable securities		207,457,000	444,554,000
Level 2 \| Fair Value, Recurring \| Certificates of Deposit
Assets:
Marketable securities		374,415,000	505,971,000
Level 2 \| Fair Value, Recurring \| Forwards
Assets:
Derivatives		0	0
Level 2 \| Fair Value, Recurring \| Warrant
Assets:
Derivatives		0	5,439,000
Level 3 \| Fair Value, Recurring
Assets:
Available for sale debt securities		66,000,000	69,984,000
Total current assets		66,000,000	69,984,000
Equity securities		43,013,000	0
Available for sale debt securities		187,700,000	144,416,000
Total non-current assets		247,413,000	163,016,000
Level 3 \| Fair Value, Recurring \| Corporate Debt Securities
Assets:
Marketable securities		0	0
Level 3 \| Fair Value, Recurring \| Commercial Paper
Assets:
Marketable securities		0	0
Level 3 \| Fair Value, Recurring \| Certificates of Deposit
Assets:
Marketable securities		0	0
Level 3 \| Fair Value, Recurring \| Forwards
Assets:
Derivatives		16,700,000	18,600,000
Level 3 \| Fair Value, Recurring \| Warrant
Assets:
Derivatives		0	0
Money Market Funds \| Fair Value, Recurring
Assets:
Cash equivalents		598,253,000	24,302,000
Money Market Funds \| Level 1 \| Fair Value, Recurring
Assets:
Cash equivalents		598,253,000	24,302,000
Money Market Funds \| Level 2 \| Fair Value, Recurring
Assets:
Cash equivalents		0	0
Money Market Funds \| Level 3 \| Fair Value, Recurring
Assets:
Cash equivalents		0	0
Commercial Paper \| Fair Value, Recurring
Assets:
Cash equivalents		13,997,000	77,176,000
Commercial Paper \| Level 1 \| Fair Value, Recurring
Assets:
Cash equivalents		0	0
Commercial Paper \| Level 2 \| Fair Value, Recurring
Assets:
Cash equivalents		13,997,000	77,176,000
Commercial Paper \| Level 3 \| Fair Value, Recurring
Assets:
Cash equivalents		0	0
Certificates of Deposit \| Fair Value, Recurring
Assets:
Cash equivalents		40,954,000	74,502,000
Certificates of Deposit \| Level 1 \| Fair Value, Recurring
Assets:
Cash equivalents		0	0
Certificates of Deposit \| Level 2 \| Fair Value, Recurring
Assets:
Cash equivalents		40,954,000	74,502,000
Certificates of Deposit \| Level 3 \| Fair Value, Recurring
Assets:
Cash equivalents		$ 0	$ 0