Name:	cim_SecuritizedDebtLoansHeldForInvestmentAtCost
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Secured financing obligations as of the reporting date consisting of securitizations that are collateralized by Non-Agency residential adjustable or fixed rate mortgage loans that have been placed in a trust and pay interest and principal to the debt holders of the securitization.

No definition available.

Name:	cim_SecuritizedDebtNonagencyResidentialMortgagebackedSecurities
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Data Type:	xbrli:monetaryItemType
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This item represents securitized loans on residential real estate, which are categorized as held for investment and carried at amortized cost, net of allowance for loan losses.

No definition available.

Name:	cim_SecuritizedLoansOnResidentialRealEstateHeldForInvestmentAtCostNet
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

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.

No definition available.

Name:	us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems
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Fair value portion of securities that an entity sells and agrees to repurchase at a specified date for a specified price.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13433-108611

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