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cm:Concept: us-gaap:MultiemployerPlansContributionRateIncreaseDecreaseDescription
Standard label: Multiemployer Plans, Contribution Rate Increase (Decrease), Description
Name: us-gaap:MultiemployerPlansContributionRateIncreaseDecreaseDescription
Documentation: Description of the nature and effect of an increase (decrease) in the contractual contribution rate on the 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: Text/String (xbrli:stringItemType)
Period type: For Period (duration)
Balance type: (no balance type)
Abstract: false
Workiva Wdesk Taxonomy Analyzer: us-gaap:MultiemployerPlansContributionRateIncreaseDecreaseDescription

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Labels
Label Role Language
Multiemployer Plans, Contribution Rate Increase (Decrease), Description http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic
FASB Accounting Standards Codification 715 80 50 6 (b) http://fasb.org/us-gaap/role/ref/legacyRef 715
FASB Accounting Standards Codification 715 80 50 11 (b) http://fasb.org/us-gaap/role/ref/legacyRef 715