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cm:Member: us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember
Standard label: Supplemental Employee Retirement Plan [Member]
Name: us-gaap:SupplementalEmployeeRetirementPlanDefinedBenefitMember
Documentation: Plan designed to provide limited group of employees with supplemental retirement benefits, in addition to other pension benefits. Includes, but is not limited to, defined benefit and defined contribution plans.
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:SupplementalEmployeeRetirementPlanDefinedBenefitMember

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Labels
Label Role Language
Supplemental Employee Retirement Plan [Member] http://www.xbrl.org/2003/role/label en-US

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References
Reference Role Topic