XML 53 R42.htm IDEA: XBRL DOCUMENT v3.24.3

ACQUISITIONS AND DIVESTITURES - Schedule of Definite-Lived Intangible Assets Acquired as Part of Business Combination (Details) - USD ($) $ in Thousands	Nov. 30, 2023	Jan. 27, 2023
Noveprim Group
Business Acquisition [Line Items]
Definite-Lived Intangible Assets	$ 9,500
Weighted Average Amortization Life	7 years
Noveprim Group | Client relationships
Business Acquisition [Line Items]
Definite-Lived Intangible Assets	$ 0
Weighted Average Amortization Life	0 years
Noveprim Group | Other intangible assets
Business Acquisition [Line Items]
Definite-Lived Intangible Assets	$ 9,500
Weighted Average Amortization Life	7 years
SAMDI Tech, Inc.
Business Acquisition [Line Items]
Definite-Lived Intangible Assets		$ 33,070
Weighted Average Amortization Life		12 years
SAMDI Tech, Inc. | Client relationships
Business Acquisition [Line Items]
Definite-Lived Intangible Assets		$ 23,400
Weighted Average Amortization Life		15 years
SAMDI Tech, Inc. | Other intangible assets
Business Acquisition [Line Items]
Definite-Lived Intangible Assets		$ 9,670
Weighted Average Amortization Life		7 years

X

- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482665/350-30-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 985
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481283/985-20-50-2

+ Details

Name:	us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 805
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479907/805-20-50-5

+ Details

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

X

- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482665/350-30-50-1

+ Details

Name:	us-gaap_FinitelivedIntangibleAssetsAcquired1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=crl_NoveprimGroupMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OtherIntangibleAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_BusinessAcquisitionAxis=crl_SAMDITechIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: