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Fair Value Measurements (Details) - USD ($) $ in Thousands | Sep. 30, 2017 | Sep. 30, 2016
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Executive Savings Plan - Assets | $ 641 | $ 599
Executive Savings Plan - Liabilities | (529) | (486)
Fair Value, Net Asset (Liability) | (674) | (987)
Fair Value, Inputs, Level 1 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Executive Savings Plan - Assets | 641 | 599
Executive Savings Plan - Liabilities | (529) | (486)
Fair Value, Net Asset (Liability) | 112 | 113
Fair Value, Inputs, Level 3 [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Contingent Consideration Fair Value | 786 | 1,100
Fair Value, Net Asset (Liability) | $ 786 | $ 1,100

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- Definition Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 + Details
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