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cm:Member: us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
Standard label: Series of Individually Immaterial Business Acquisitions [Member]
Name: us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember
Documentation: Represents the aggregation and reporting of combined amounts of individually immaterial business combinations that were completed during the period.
Object type: cm:Member
Data type: [Member] (nonnum:domainItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: true
Workiva Wdesk Taxonomy Analyzer: us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember

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Labels
Label Role Language
Series of Individually Immaterial Business Acquisitions [Member] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 805 10 50 3 http://fasb.org/us-gaap/role/ref/legacyRef 805