Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.1)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

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- Definition

Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts.

+ References

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- Definition

Percentage of total revenues from external customers attributed to all foreign countries in total from which the entity derives revenues.

+ References

No definition available.

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Segment Information (External Net Sales by Geographical Area) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
Consolidated net sales	$ 590,922	$ 507,664	$ 479,382	$ 445,110	$ 562,625	$ 494,810	$ 493,222	$ 487,646	$ 2,023,078	$ 2,038,303	$ 2,001,240
United States [Member]
Net sales									1,118,833	1,054,895	1,025,149
All Other Countries [Member]
Net sales									137,661	172,211	156,615
Europe [Member]
Net sales									$ 537,901	$ 569,322	$ 519,721
Germany [Member]
Percent of external net sales, foreign countries									10.00%	10.00%	9.00%
Asia [Member]
Net sales									$ 228,683	$ 241,875	$ 299,755