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Fair Value Measurments - Level 3 Roll (Tables)
9 Months Ended
Oct. 31, 2015
Fair Value Measurements [Abstract]  
Level 3 Reconciliation
Fair Value Measurements Using Significant
Unobservable Asset Inputs (Level 3)
Available-For-SaleCash
Debt SecuritiesOther Investments Surrender
ARSPrivate EquityValueTotal
Beginning Balance at January 31, 2015$-$306$4,558$4,864
Redemptions-(276)-(276)
Additions-1,8581,858
Total gains or (losses)
Included in interest and other income (or changes in net assets)--3939
Included in other comprehensive income-(21)-(21)
Ending Balance at October 31, 2015$-$9$6,455$6,464
Fair Value Measurements Using Significant
Unobservable Liability Inputs (Level 3)
Deferred
CompensationTotal
Beginning Balance at January 31, 2015$(4,272)$(4,272)
Additions(1,901)(1,901)
Total (gains) or losses
Included in interest and other income (or changes in net assets)(58)(58)
Included in other comprehensive income--
Ending Balance at October 31, 2015$(6,231)$(6,231)
Fair Value Measurements Using Significant
Unobservable Asset Inputs (Level 3)
Available-For-SaleCash
Debt SecuritiesOther Investments Surrender
ARSPrivate EquityValueTotal
Beginning Balance at February 1, 2014$3,140$392$2,957$6,489
Redemptions-(70)-(70)
Additions753753
Total gains or (losses)
Included in interest and other income (or changes in net assets)-(1)142141
Included in other comprehensive income-(13)(13)
Ending Balance at November 1, 2014$3,140$308$3,852$7,300
Fair Value Measurements Using Significant
Unobservable Liability Inputs (Level 3)
Deferred
CompensationTotal
Beginning Balance at February 1, 2014$(3,298)$(3,298)
Additions(663)(663)
Total (gains) or losses
Included in interest and other income (or changes in net assets)(240)(240)
Included in other comprehensive income--
Ending Balance at November 1, 2014$(4,201)$(4,201)