Name:	capr_ContingentMonthlyPaymentsUponNonCommencementOfFormalLease
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of increase (decrease) in operating lease right-of-use asset.

No definition available.

Name:	capr_IncreaseDecreaseInOperatingLeaseRightOfUseAsset
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Administrative rent payable as a percentage of base rent under lease agreement.

No definition available.

Name:	capr_LeaseAgreementAdministrativeRentPercentage
Namespace Prefix:	capr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Amount of tenant improvement allowance received under the lease agreement as of the reporting date.

No definition available.

Name:	capr_LeaseAgreementTenantImprovementAllowance
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of contingent liability related to the potential repayment of tenant improvement allowance as of the reporting date.

No definition available.

Name:	capr_LeaseAgreementTenantImprovementAllowanceContingentLiability
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

The percent of escalation of annual base rent of lessee's operating lease.

No definition available.

Name:	capr_LesseeOperatingLeaseAnnualRentEscalationPercent
Namespace Prefix:	capr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

The amount of base lease rent per month under the operating lease.

No definition available.

Name:	capr_LesseeOperatingLeaseBaseLeaseRentPerMonth
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Base lease rent per rentable square foot per month under lessee's operating lease.

No definition available.

Name:	capr_LesseeOperatingLeaseBaseLeaseRentPerMonthPerRentableSquareFoot
Namespace Prefix:	capr_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	duration

Threshold number of business days within which the parties to the operating lease must provide the written notice of termination of lease.

No definition available.

Name:	capr_LesseeOperatingLeaseTerminationWrittenNoticeThresholdNumberOfBusinessDays
Namespace Prefix:	capr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Net rentable area that are subject to base lease rent during the reduced rent period.

No definition available.

Name:	capr_NetRentableAreaSubjectToBaseLeaseRentDuringReducedRentPeriod
Namespace Prefix:	capr_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

Number of consecutive renewal options available to the lessee to extend the lease term.

No definition available.

Name:	capr_NumberOfOptionsToRenewLease
Namespace Prefix:	capr_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

Percentage of increase in annual lease rent in an operating lease.

No definition available.

Name:	capr_OperatingLeasePercentageOfIncreaseInAnnualLeaseRent
Namespace Prefix:	capr_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

Maximum tenant improvement allowance available from the landlord under lease agreement.

No definition available.

Name:	capr_TenantImprovementAllowanceMaximumAmount
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of tenant improvement allowance provided by the landlord for each rentable square foot under the lease agreement.

No definition available.

Name:	capr_TenantImprovementAllowancePerRentableSquareFoot
Namespace Prefix:	capr_
Data Type:	xbrli:decimalItemType
Balance Type:	na
Period Type:	instant

Represents the tenant improvement allowance receivable from the landlord. This allowance is treated as a lease incentive under ASC 842 and results in remeasurement of the lease liability and rightofuse asset.

No definition available.

Name:	capr_TenantImprovementAllowanceReceivable
Namespace Prefix:	capr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of increase (decrease) in obligation for operating lease.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Subparagraph (g)(1)
-SubTopic 20
-Topic 842
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-4

Name:	us-gaap_IncreaseDecreaseInOperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 7A
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-7A

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

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

Discount rate used by lessee to determine present value of operating lease payments.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

Name:	us-gaap_LesseeOperatingLeaseDiscountRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478964/842-20-50-3

Name:	us-gaap_LesseeOperatingLeaseRenewalTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

Term of lessor's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 842
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479773/842-30-50-3

Name:	us-gaap_LessorOperatingLeaseTermOfContract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	instant

Net rentable area for properties owned.

No definition available.

Name:	us-gaap_NetRentableArea
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:areaItemType
Balance Type:	na
Period Type:	instant

Present value of lessee's discounted obligation for lease payments from operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

Name:	us-gaap_OperatingLeaseLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Amount of lessee's right to use underlying asset under operating lease.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479041/842-20-45-1

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

This element represents money paid in advance to protect the provider of a product or service, such as a lessor, against damage or nonpayment by the buyer or tenant (lessee) during the term of the agreement. Such damages may include physical damage to the property, theft of property, and other contractual breaches. Security deposits held may be interest or noninterest bearing.

No definition available.

Name:	us-gaap_SecurityDepositLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Name:	us-gaap_LeaseContractualTermAxis=capr_FacilitiesLeaseMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=capr_PropertyLocatedAt10865RoadToCureInDiegoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Name:	srt_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis=capr_PropertyLocatedAt9625TowneCentreDriveSanDiegoMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: