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Inventories (Detail) - USD ($) $ in Millions	Sep. 30, 2017	Sep. 30, 2016
Inventory Disclosure [Abstract]
Other Inventory, Capitalized Costs, Gross	$ 0.4	$ 0.1

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- References

No definition available.

+ Details

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- Definition

Amount, before valuation and last-in first out (LIFO) reserves, of costs capitalized in inventory classified as other, expected to be sold, or consumed within one year or operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.6(a)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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