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Fair Value Measurements (Tables)
9 Months Ended
Jun. 30, 2017
Fair Value, Assets and Liabilities Measured on Recurring Basis [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
June 30, 2017
Total Fair ValueQuoted Prices (Level 1)Significant Unobservable Inputs (Level 3)
Executive savings plan assets$649$649$-
Executive savings plan liabilities(537)(537)-
Contingent consideration(1,347)-(1,347)
Total$(1,235)$112$(1,347)

September 30, 2016
Total Fair ValueQuoted Prices (Level 1)Significant Unobservable Inputs (Level 3)
Executive savings plan assets$599$599$-
Executive savings plan liabilities(486)(486)-
Contingent consideration(1,100)-(1,100)
Total$(987)$113$(1,100)
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Text Block]
Contingent Consideration Agreements
Fair Value at September 30, 2016$1,100
Issuances732
Settlements(535)
Net Adjustments to Fair Value50
Fair Value at June 30, 2017$1,347