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v3.19.3

Business (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2017
Accounting Policies [Abstract] |  |  |
Noncontrolling Interest, Ownership Percentage by Parent | 80.00% |  |
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners | 20.00% |  |
Noncontrolling Interest, Change in Redemption Value |  | $ 44 | $ (44)
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent | 21.00% | 24.53% | 35.00%
Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount | $ (83) | $ 1,761 | $ 142
Cumulative effect adjustment from adoption of new accounting standard | 80 |  | $ 363
Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions | $ 19 | $ 272 |

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