    <SEC-DOCUMENT>0001193125-25-049334-index.html : 20250307
    <SEC-HEADER>0001193125-25-049334.hdr.sgml : 20250307
    <ACCEPTANCE-DATETIME>20250307114557
    ACCESSION NUMBER:		0001193125-25-049334
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		22
    CONFORMED PERIOD OF REPORT:	20241231
    FILED AS OF DATE:		20250307
    DATE AS OF CHANGE:		20250307
    EFFECTIVENESS DATE:		20250307

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CREDIT SUISSE ASSET MANAGEMENT INCOME FUND, INC.
    		CENTRAL INDEX KEY:			0000810766
    		ORGANIZATION NAME:
    		IRS NUMBER:				232451535
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-05012
    		FILM NUMBER:		25718453

    	BUSINESS ADDRESS:
    		STREET 1:		ELEVEN MADISON AVENUE
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10010
    		BUSINESS PHONE:		212-325-2000

    	MAIL ADDRESS:
    		STREET 1:		ELEVEN MADISON AVENUE
    		CITY:			NEW YORK
    		STATE:			NY
    		ZIP:			10010

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CREDIT SUISSE ASSET MANAGEMENT INCOME FUND INC
    		DATE OF NAME CHANGE:	20040303

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	CSAM INCOME FUND
    		DATE OF NAME CHANGE:	19990830

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BEA INCOME FUND INC
    		DATE OF NAME CHANGE:	19950828
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-CSR
    <SEQUENCE>1
    <FILENAME>d852621dncsr.htm
    <DESCRIPTION>CREDIT SUISSE ASSET MANAGEMENT INCOME FUND, INC.
    <TEXT>
    Document 1 - file: d852621dncsr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CODE ETH
    <SEQUENCE>2
    <FILENAME>d852621dex99codeeth.htm
    <DESCRIPTION>CODE OF ETHICS
    <TEXT>
    Document 2 - file: d852621dex99codeeth.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>3
    <FILENAME>d852621dex99cert.htm
    <DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 302
    <TEXT>
    Document 3 - file: d852621dex99cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.906 CERT
    <SEQUENCE>4
    <FILENAME>d852621dex99906cert.htm
    <DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 906
    <TEXT>
    Document 4 - file: d852621dex99906cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.IRAN
    <SEQUENCE>5
    <FILENAME>d852621dex99iran.htm
    <DESCRIPTION>IRAN RELATED ACTIVITIES DISCLOSURE
    <TEXT>
    Document 5 - file: d852621dex99iran.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.IND PUB ACCT
    <SEQUENCE>6
    <FILENAME>d852621dex99indpubacct.htm
    <DESCRIPTION>CONSENT OF INDEPENDENT PUBIC ACCOUNTANT
    <TEXT>
    Document 6 - file: d852621dex99indpubacct.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.SCH
    <SEQUENCE>7
    <FILENAME>cik0000810766-20241231.xsd
    <DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
    <TEXT>
    Document 7 - file: cik0000810766-20241231.xsd

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.DEF
    <SEQUENCE>8
    <FILENAME>cik0000810766-20241231_def.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
    <TEXT>
    Document 8 - file: cik0000810766-20241231_def.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.LAB
    <SEQUENCE>9
    <FILENAME>cik0000810766-20241231_lab.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
    <TEXT>
    Document 9 - file: cik0000810766-20241231_lab.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-101.PRE
    <SEQUENCE>10
    <FILENAME>cik0000810766-20241231_pre.xml
    <DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
    <TEXT>
    Document 10 - file: cik0000810766-20241231_pre.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g852621ey.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g852621ey.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g852621g04g04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g852621g04g04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g852621g05k05.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g852621g05k05.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>15
    <FILENAME>R1.htm
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 15 - file: R1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EXCEL
    <SEQUENCE>16
    <FILENAME>Financial_Report.xlsx
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 16 - file: Financial_Report.xlsx

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>17
    <FILENAME>Show.js
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 17 - file: Show.js

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>18
    <FILENAME>report.css
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 18 - file: report.css

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>20
    <FILENAME>FilingSummary.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 20 - file: FilingSummary.html

    Document 20 - RAW XML: FilingSummary.xml

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>JSON
    <SEQUENCE>23
    <FILENAME>MetaLinks.json
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 23 - file: MetaLinks.json

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>ZIP
    <SEQUENCE>24
    <FILENAME>0001193125-25-049334-xbrl.zip
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 24 - file: 0001193125-25-049334-xbrl.zip

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>XML
    <SEQUENCE>25
    <FILENAME>d852621dncsr_htm.xml
    <DESCRIPTION>IDEA: XBRL DOCUMENT
    <TEXT>
    Document 25 - file: d852621dncsr_htm.html

    Document 25 - RAW XML: d852621dncsr_htm.xml

    </DOCUMENT>
    </SEC-DOCUMENT>