XML 79 R68.htm IDEA: XBRL DOCUMENT v2.4.1.9
Pension and Other Postretirement Plans (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Nov. 29, 2014
Nov. 30, 2013
Dec. 01, 2012
Jan. 01, 2007
Defined Benefit Plan Disclosure [Line Items]        
Restricted trust, included in Other noncurrent assets $ 893us-gaap_TradingSecurities $ 1,024us-gaap_TradingSecurities    
Qualified U.S. Pension Plans [Member] | Voluntary Contribution [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Voluntary contributions 0us-gaap_PensionAndOtherPostretirementBenefitContributions
/ clc_ContributionTypePensionAndPostretirementAxis
= clc_VoluntaryContributionMember
/ clc_PensionAndPostretirementPlanTypeAxis
= clc_QualifiedUSPensionPlansMember
1,493us-gaap_PensionAndOtherPostretirementBenefitContributions
/ clc_ContributionTypePensionAndPostretirementAxis
= clc_VoluntaryContributionMember
/ clc_PensionAndPostretirementPlanTypeAxis
= clc_QualifiedUSPensionPlansMember
15,793us-gaap_PensionAndOtherPostretirementBenefitContributions
/ clc_ContributionTypePensionAndPostretirementAxis
= clc_VoluntaryContributionMember
/ clc_PensionAndPostretirementPlanTypeAxis
= clc_QualifiedUSPensionPlansMember
 
United States Pension Plans of US Entity, Defined Benefit [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Estimated employer contributions in next fiscal year 0us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember
     
Aggregate projected benefit obligation 202,622us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember
     
Aggregate accumulated benefit obligation 197,278us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember
     
Aggregate fair value of plan assets 172,280us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember
     
U.S. Combined Nonqualified Plans [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Estimated employer contributions in next fiscal year 221us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember
     
Aggregate projected benefit obligation 2,358us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember
     
Aggregate accumulated benefit obligation 2,198us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember
     
Next fiscal year assumptions for calculating net periodic benefit cost, discount rate 3.00%clc_DefinedBenefitPlanNextFiscalYearAssumptionsForCalculatingNetPeriodicBenefitCostDiscountRate
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember
     
Foreign Pension Plans, Defined Benefit [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Estimated employer contributions in next fiscal year 394us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_ForeignPensionPlansDefinedBenefitMember
     
Other Postretirement Benefit Plans, Defined Benefit [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Estimated employer contributions in next fiscal year 58us-gaap_DefinedBenefitPlansEstimatedFutureEmployerContributionsInNextFiscalYear
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
     
Defined benefit plan, benefit obligation 397us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
356us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
442us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
 
Next fiscal year assumptions for calculating net periodic benefit cost, discount rate 3.25%clc_DefinedBenefitPlanNextFiscalYearAssumptionsForCalculatingNetPeriodicBenefitCostDiscountRate
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
     
Unrecognized net prior service credit (473)us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
(595)us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
  1,708us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Unfunded Pension Benefit Obligation [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Defined benefit plan, benefit obligation 2,358us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= clc_UnfundedPensionBenefitObligationMember
2,012us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= clc_UnfundedPensionBenefitObligationMember
   
Pension Plan [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Defined benefit plan, benefit obligation 204,982us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
176,099us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
217,987us-gaap_DefinedBenefitPlanBenefitObligation
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
 
Unrecognized net prior service credit (2)us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
(12)us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
   
Pension Plan [Member] | Qualified Pension Plans [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Next fiscal year assumptions for calculating net periodic benefit cost, long term return on plat assets 7.00%clc_DefinedBenefitPlanNextFiscalYearAssumptionsForCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ clc_QualifiedAndNonqualifiedBenefitPlansAxis
= clc_QualifiedPensionPlansMember
     
Next fiscal year assumptions for calculating net periodic benefit cost, discount rate 3.75%clc_DefinedBenefitPlanNextFiscalYearAssumptionsForCalculatingNetPeriodicBenefitCostDiscountRate
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ clc_QualifiedAndNonqualifiedBenefitPlansAxis
= clc_QualifiedPensionPlansMember
     
Defined benefit plan effect on next fiscal year net periodic benefit cost from changes in assumptions 534clc_DefinedBenefitPlanEffectOnNextFiscalYearNetPeriodicBenefitCostFromChangesInAssumptions
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ clc_QualifiedAndNonqualifiedBenefitPlansAxis
= clc_QualifiedPensionPlansMember
     
Pension Plan [Member] | Supplemental Employee Retirement Plans, Defined Benefit [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Defined benefit plan effect on next fiscal year net periodic benefit cost from changes in assumptions $ 45clc_DefinedBenefitPlanEffectOnNextFiscalYearNetPeriodicBenefitCostFromChangesInAssumptions
/ us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis
= us-gaap_PensionPlansDefinedBenefitMember
/ clc_QualifiedAndNonqualifiedBenefitPlansAxis
= us-gaap_SupplementalEmployeeRetirementPlanDefinedBenefitMember
     
Equity Securities [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Target plan asset allocations 40.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_EquitySecuritiesMember
     
Debt Securities [Member]        
Defined Benefit Plan Disclosure [Line Items]        
Target plan asset allocations 60.00%us-gaap_DefinedBenefitPlanTargetPlanAssetAllocations
/ us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis
= us-gaap_DebtSecuritiesMember