Fair Value Measurements (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure	$ 763	$ 747
Financial and Nonfinancial Liabilities, Fair Value Disclosure	(646)	(631)
Business Combination, Contingent Consideration, Liability, Noncurrent	(11)	(680)
Fair Value, Net Asset (Liability)	106	(564)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability Value	11	680
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements	(295)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Gain (Loss) Included in Earnings	(374)
Fair Value, Inputs, Level 1 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure	763	747
Financial and Nonfinancial Liabilities, Fair Value Disclosure	(646)	(631)
Fair Value, Net Asset (Liability)	117	116
Fair Value, Inputs, Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Business Combination, Contingent Consideration, Liability, Noncurrent	(11)	(680)
Fair Value, Net Asset (Liability)	$ (11)	$ (680)