<SEC-DOCUMENT>0001100682-21-000025-index.html : 20211215
<SEC-HEADER>0001100682-21-000025.hdr.sgml : 20211215
<ACCEPTANCE-DATETIME>20211215163530
ACCESSION NUMBER:		0001100682-21-000025
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20211213
ITEM INFORMATION:		Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20211215
DATE AS OF CHANGE:		20211215

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CHARLES RIVER LABORATORIES INTERNATIONAL, INC.
		CENTRAL INDEX KEY:			0001100682
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMMERCIAL PHYSICAL & BIOLOGICAL RESEARCH [8731]
		IRS NUMBER:				061397316
		FISCAL YEAR END:			1225

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15943
		FILM NUMBER:		211494617

	BUSINESS ADDRESS:	
		STREET 1:		251 BALLARDVALE ST
		CITY:			WILMINGTON
		STATE:			MA
		ZIP:			01887
		BUSINESS PHONE:		781-222-6000

	MAIL ADDRESS:	
		STREET 1:		251 BALLARDVALE ST
		CITY:			WILMINGTON
		STATE:			MA
		ZIP:			01887

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CHARLES RIVER LABORATORIES INTERNATIONAL INC
		DATE OF NAME CHANGE:	20000605

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CHARLES RIVER LABORATORIES HOLDINGS INC
		DATE OF NAME CHANGE:	19991208
</SEC-HEADER>
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<FILENAME>crl-20211213.htm
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Document 1 - file: crl-20211213.htm

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<DOCUMENT>
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<DESCRIPTION>EX-3.1
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Document 2 - file: exhibit31121321.htm

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<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>crl-20211213.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
Document 3 - file: crl-20211213.xsd

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<FILENAME>crl-20211213_lab.xml
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<TEXT>
Document 5 - file: crl-20211213_pre.xml

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<TEXT>
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Document 6 - RAW XML: crl-20211213_htm.xml

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<TYPE>EXCEL
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<FILENAME>Financial_Report.xlsx
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<TEXT>
Document 8 - file: Financial_Report.xlsx

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Document 9 - file: Show.js

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<SEQUENCE>10
<FILENAME>report.css
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<TEXT>
Document 10 - file: report.css

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<SEQUENCE>11
<FILENAME>FilingSummary.xml
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Document 11 - file: FilingSummary.html

Document 11 - RAW XML: FilingSummary.xml

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<DOCUMENT>
<TYPE>JSON
<SEQUENCE>14
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 14 - file: MetaLinks.json

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<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>15
<FILENAME>0001100682-21-000025-xbrl.zip
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<TEXT>
Document 15 - file: 0001100682-21-000025-xbrl.zip

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