Stockholders Equity - Manager Equity Incentive (Details)	12 Months Ended
Dec. 31, 2020
Stockholders' Equity
Percentage of shares of common stock issued and outstanding on a fully diluted basis	5.00%

Represents percentage of shares of common stock issued and outstanding on a fully diluted basis.

No definition available.

Name:	rc_PercentageOfSharesOfCommonStockIssuedAndOutstandingOnFullyDilutedBasis
Namespace Prefix:	rc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration