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cm:Concept: us-gaap:MultiemployerPlansReportDate
Standard label: Multiemployer Plans, Report Date
Name: us-gaap:MultiemployerPlansReportDate
Documentation: Date of the most recently available annual report for the multiemployer plan, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers.
Object type: cm:Concept
Data type: Date (xbrli:dateItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:MultiemployerPlansReportDate

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Labels
Label Role Language
Multiemployer Plans, Report Date http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 715 80 50 5 (e)(2) http://fasb.org/us-gaap/role/ref/legacyRef 715