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Property and Equipment (Notes) | 12 Months Ended
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Sep. 30, 2019
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment Disclosure [Text Block] | 5. PROPERTY AND EQUIPMENT Property and equipment consists of the following:
| Estimated Useful Lives in Years | Year Ended September 30,
| 2019 |  | 2018
Land | N/A | $ | 1,436 |  |  | $ | 1,348 |
Buildings and improvements | 5-20 | 13,608 |  |  | 12,479 |
Machinery and equipment | 3-10 | 30,600 |  |  | 27,443 |
Information systems | 2-8 | 7,945 |  |  | 7,854 |
Furniture and fixtures | 5-7 | 1,587 |  |  | 1,579 |
|  | $ | 55,176 |  |  | $ | 50,703 |
Less-Accumulated depreciation |  | (29,560 | ) |  | (25,613 | )
Construction in progress |  | 130 |  |  | 274 |
Property and equipment, net |  | $ | 25,746 |  |  | $ | 25,364 |
Depreciation expense was $5,607, $4,759 and $3,840, respectively, for the years ended September 30, 2019, 2018 and 2017.

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- Definition The entire disclosure for long-lived, physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, accounting policies and methodology, roll forwards, depreciation, depletion and amortization expense, including composite depreciation, accumulated depreciation, depletion and amortization expense, useful lives and method used, income statement disclosures, assets held for sale and public utility disclosures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 + Details
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