Business Combination - Schedule of Consolidated Pro Forma Financial Information (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Business Combinations [Abstract]
Sales and operating revenues	$ 794.8	$ 827.7
Operating income (loss)	(0.8)	6.5
Net loss from continuing operations	(7.8)	(2.4)
Net loss	$ (7.8)	$ (2.4)
Basic and diluted net income (loss) per share (USD per share)	$ (0.10)	$ (0.03)

Business Acquisition, Pro Forma Earnings Per Share, Basic and Diluted

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- Definition

Business Acquisition, Pro Forma Operating Income (Loss)

+ References

No definition available.

+ Details

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- Definition

Amount after tax of pro forma income from continuing operations as if the business combination had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)-(3)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

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- References

No definition available.

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