Loans and Allowance for Credit Losses - Schedule of Classification, Unpaid Principal Balance ("UPB"), and Carrying Value (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Loans, Carrying Value
Total Loans, net	$ 4,167,875	$ 5,194,377
Loans, UPB
Total Loans, net	4,473,984	5,491,880
Loans Held For Sale, Carrying Value
Loans, held for sale	360,228	585,820
Loans Held For Sale, Unpaid Principal Balance
Total, Carrying Value	4,528,103	5,905,304
Total, Unpaid Principal Balance	4,902,272	6,269,484
Bridge
Loans, Carrying Value
Total Loans, net	1,885,704	2,858,459
Loans, UPB
Total Loans, net	1,970,165	2,941,656
Fixed rate
Loans, Carrying Value
Total Loans, net	610,348	651,121
Loans, UPB
Total Loans, net	613,223	654,058
Construction
Loans, Carrying Value
Total Loans, net	398,064	388,042
Loans, UPB
Total Loans, net	527,060	509,085
Freddie Mac
Loans, Carrying Value
Total Loans, net	3,945	3,945
Loans, UPB
Total Loans, net	3,756	3,756
SBA - 7(a)
Loans, Carrying Value
Total Loans, net	1,029,853	1,043,475
Loans, UPB
Total Loans, net	1,090,097	1,103,940
Other
Loans, Carrying Value
Total Loans, net	239,961	249,335
Loans, UPB
Total Loans, net	269,683	279,385
Consolidated Excluding VIEs
Loans, Carrying Value
Total Loans, net	3,350,560	3,500,298
Loans, UPB
Total Loans, net	3,643,925	3,760,441
Loans Held For Sale, Carrying Value
Loans, held for sale	360,228	585,820
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	428,288	648,366
Consolidated Excluding VIEs \| Bridge
Loans, Carrying Value
Total Loans, net	1,885,704	2,024,033
Loans, UPB
Total Loans, net	1,970,165	2,082,823
Loans Held For Sale, Carrying Value
Loans, held for sale	273,030	457,336
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	346,644	521,116
Consolidated Excluding VIEs \| Fixed rate
Loans, Carrying Value
Total Loans, net	79,591	93,002
Loans, UPB
Total Loans, net	80,374	93,828
Loans Held For Sale, Carrying Value
Loans, held for sale	0	55,390
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	0	58,000
Consolidated Excluding VIEs \| Construction
Loans, Carrying Value
Total Loans, net	398,064	388,042
Loans, UPB
Total Loans, net	527,060	509,085
Consolidated Excluding VIEs \| Freddie Mac
Loans, Carrying Value
Total Loans, net	3,945	3,945
Loans, UPB
Total Loans, net	3,756	3,756
Loans Held For Sale, Carrying Value
Loans, held for sale	8,490	16,555
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	8,414	16,425
Consolidated Excluding VIEs \| SBA - 7(a)
Loans, Carrying Value
Total Loans, net	899,588	908,714
Loans, UPB
Total Loans, net	949,576	958,755
Loans Held For Sale, Carrying Value
Loans, held for sale	70,258	52,598
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	65,503	49,203
Consolidated Excluding VIEs \| Other
Loans, Carrying Value
Total Loans, net	83,668	82,562
Loans, UPB
Total Loans, net	112,994	112,194
Loans Held For Sale, Carrying Value
Loans, held for sale	8,450	3,941
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	7,727	3,622
Consolidated VIEs
Loans, Carrying Value
Total Loans, net	817,315	1,694,079
Loans, UPB
Total Loans, net	830,059	1,731,439
Loans Held For Sale, Carrying Value
Loans, held for sale	0	125,107
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	0	129,238
Consolidated VIEs \| Bridge
Loans, Carrying Value
Total Loans, net	0	834,426
Loans, UPB
Total Loans, net	0	858,833
Loans Held For Sale, Carrying Value
Loans, held for sale	0	125,107
Loans Held For Sale, Unpaid Principal Balance
Total Loans, held for sale	0	129,238
Consolidated VIEs \| Fixed rate
Loans, Carrying Value
Total Loans, net	530,757	558,119
Loans, UPB
Total Loans, net	532,849	560,230
Consolidated VIEs \| SBA - 7(a)
Loans, Carrying Value
Total Loans, net	130,265	134,761
Loans, UPB
Total Loans, net	140,521	145,185
Consolidated VIEs \| Other
Loans, Carrying Value
Total Loans, net	156,293	166,773
Loans, UPB
Total Loans, net	$ 156,689	$ 167,191

Aggregate of fair value portion of total loans, net and loans held for sale.

No definition available.

Name:	rc_FinancingReceivableAndLoansHeldForSaleAfterAllowanceForCreditLossAndValuationAllowance
Namespace Prefix:	rc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Aggregate of unpaid principal balance of total loans, net and loans held for sale.

+ References

No definition available.

+ Details

Name:	rc_FinancingReceivableAndLoansHeldForSaleAfterAllowanceForCreditLossAndValuationAllowanceUnpaidPrincipalBalance
Namespace Prefix:	rc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Financing Receivable, Unpaid Principal, After Allowance For Credit Loss

+ References

No definition available.

+ Details

Name:	rc_FinancingReceivableUnpaidPrincipalAfterAllowanceForCreditLossAbstract
Namespace Prefix:	rc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Financing Receivable, Unpaid Principal Balance, After Allowance For Credit Loss

+ References

No definition available.

+ Details

Name:	rc_FinancingReceivableUnpaidPrincipalBalanceAfterAllowanceForCreditLoss
Namespace Prefix:	rc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Loans held-for-sale after valuation allowance including, but not limited to, mortgage loans and finance receivables

+ References

No definition available.

+ Details

Name:	rc_LoansHeldForSaleAfterValuationAllowanceFairValueDisclosure
Namespace Prefix:	rc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Loans Held For Sale, After Valuation Allowance, Fair Value Disclosure

+ References

No definition available.

+ Details

Name:	rc_LoansHeldForSaleAfterValuationAllowanceFairValueDisclosureAbstract
Namespace Prefix:	rc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value portion of loans held-for-sale on unpaid principal balance.

+ References

No definition available.

+ Details

Name:	rc_LoansHeldForSaleUnpaidPrincipalBalanceFairValueDisclosureAfterValuationAllowance
Namespace Prefix:	rc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Loans Held For Sale, Unpaid Principal Balance, Fair Value Disclosure, After Valuation Allowance

+ References

No definition available.

+ Details

Name:	rc_LoansHeldForSaleUnpaidPrincipalBalanceFairValueDisclosureAfterValuationAllowanceAbstract
Namespace Prefix:	rc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(5)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479170/946-210-S99-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(3))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

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

- References

No definition available.

+ Details

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

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_BridgeLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=rc_FixedRateLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConstructionLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=rc_FreddieMacMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=rc_SBA7aMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=rc_OtherLoansMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=srt_ConsolidatedEntityExcludingVariableInterestEntitiesVIEMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ConsolidatedEntitiesAxis=us-gaap_VariableInterestEntityPrimaryBeneficiaryMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: