Disclosures About Defined Pension Benefit Obligations (Defined Contribution Plans) (Details) $ in Thousands	6 Months Ended
Mar. 31, 2017 USD ($)
Defined Benefit Pension Plans And Defined Benefit Postretirement Plans Disclosure [Abstract]
Cash contributions made during the first six months of fiscal 2017	$ 9,070
Cash contributions we expect to make during the remainder of fiscal 2017	10,122
Total	$ 19,192

The amount of cash or cash equivalents contributed by the entity to fund its pension plans.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 25
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3536-108585

Name:	us-gaap_PensionContributions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration