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Fair Value Measurements - Level 3 Roll - (Details) - USD ($)
$ in Thousands
9 Months Ended
Oct. 31, 2015
Nov. 01, 2014
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning Balance   $ 2,957
Redemptions   0
Additions   753
Gains (Losses) Included in Earnings   $ (142)
Gains (Losses) Included in Other Comprehensive Income  
Ending Balance   $ 3,852
FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems    
Begining Balance   (3,298)
Additions   (663)
Losses (Gains) Included In Earnings   (240)
Ending Balance   (4,201)
Deferred Compensation    
FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationLineItems    
Begining Balance $ (4,272)  
Additions (1,901)  
Losses (Gains) Included In Earnings (58)  
Ending Balance (6,231)  
Auction Rate Securities (ARS)    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning Balance 0 3,140
Redemptions 0 0
Additions 0  
Gains (Losses) Included in Earnings 0 0
Gains (Losses) Included in Other Comprehensive Income 0 0
Ending Balance 0 3,140
Privately Managed Funds    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning Balance 306 392
Redemptions $ (276) (70)
Additions  
Gains (Losses) Included in Earnings $ 0 (1)
Gains (Losses) Included in Other Comprehensive Income (21) (13)
Ending Balance 9 $ 308
Cash Surrender Value - Life Insurance    
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Beginning Balance 4,558  
Redemptions 0  
Additions 1,858  
Gains (Losses) Included in Earnings 39  
Gains (Losses) Included in Other Comprehensive Income 0  
Ending Balance $ 6,455