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Inventories | 6 Months Ended
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Mar. 31, 2018
Inventory Disclosure [Abstract] |
Inventories | Inventories Inventories, net of reserves, consist of:
|  | March 31, 2018 |  | September 30, 2017
Raw materials and purchased parts |  | $ | 189,317 |  |  | $ | 189,517 |
Work in progress |  | 254,059 |  |  | 229,202 |
Finished goods |  | 74,623 |  |  | 70,408 |
Inventories |  | $ | 517,999 |  |  | $ | 489,127 |
There are no material inventoried costs relating to long-term contracts where revenue is accounted for using the percentage of completion, cost-to-cost method of accounting as of March 31, 2018 or September 30, 2017.

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- Definition The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -URI http://asc.fasb.org/topic&trid=2126998 + Details
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