Business Acquisition Preliminary Working Capital And Other Adjustments

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The pro forma basic net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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The pro forma diluted net income per share for a period as if the business combination or combinations had been completed at the beginning of a period.

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Tabular disclosure of the nature and amount of any material, nonrecurring adjustments directly attributable to the business combination(s) included in the reported pro forma revenue and earnings (supplemental pro forma information).

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

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- Definition

This element represents the fair value of the noncontrolling interest in the acquiree at the acquisition date.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Fair value at acquisition-date of the assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interests issued by the acquirer, including but not limited to, instruments or interests issued or issuable in consideration for the business combination.

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- Definition

Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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- Definition

Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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- Definition

Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

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- Definition

Amount of intangible assets, excluding goodwill, acquired at the acquisition date.

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- Definition

The amount of inventory recognized as of the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Acquisitions - Armored AutoGroup acquisition (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2015	Sep. 30, 2015	Sep. 30, 2014	May. 21, 2015	May. 30, 2014	Sep. 30, 2013	Mar. 05, 2013	Feb. 14, 2013
Business Acquisition [Line Items]
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value			$ 12.0
Payments to Acquire Businesses, Gross			1.5
Goodwill (Note 12)		$ 2,487.4	1,524.8			$ 1,476.7
Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination			13.5
FOHG [Member]
Business Acquisition [Line Items]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents					$ 0.8
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value					(8.3)
Goodwill (Note 12)					43.9
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables					0.7
Inventory					12.4
Property, plant and equipment					1.2
Goodwill (Note 12)					41.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets					2.8
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable					(81.7)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net					$ 21.8
AAG Acquisition [Member]
Business Acquisition [Line Items]
Business Acquisition, Pro Forma Revenue		6,091.8	6,406.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents				$ 30.9
Payments to Acquire Businesses, Gross	$ 0.0
Goodwill (Note 12)				972.1
Business Combination, Consideration Transferred	$ 929.3
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Receivables				156.1
Inventory				84.2
Property, plant and equipment				38.3
Goodwill (Note 12)				418.0
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets				24.7
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable				(116.1)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt				(540.0)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other				(138.9)
Business Acquisition, Pro Forma Net Income (Loss)		$ (517.5)	$ (71.4)
Business Acquisition, Pro Forma Earnings Per Share, Basic		$ (2.61)	$ (0.44)
Pro forma diluted net income per common share (in dollars per share)		$ (2.61)	$ (0.44)
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net				929.3
HGI \| Cotton-Valley Oil and Gas Properties
Business Acquisition [Line Items]
Business combination, assets acquired							$ 130.7
HGI \| Compass
Business Acquisition [Line Items]
Preliminary working capital and other adjustments								$ 30.5
Business combination, assets acquired								$ 694.5
Tradenames Trademarks And Patents [Member] \| AAG Acquisition [Member]
Business Acquisition [Line Items]
Goodwill (Note 12)				295.0
Technology-Based Intangible Assets [Member] \| AAG Acquisition [Member]
Business Acquisition [Line Items]
Goodwill (Note 12)				41.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years
Licensing Agreements [Member] \| AAG Acquisition [Member]
Business Acquisition [Line Items]
Goodwill (Note 12)				19.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		10 years
Customer Relationships [Member] \| AAG Acquisition [Member]
Business Acquisition [Line Items]
Goodwill (Note 12)				$ 63.0
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		15 years
Share-based compensation [Member] \| AAG Acquisition [Member]
Business Acquisition [Line Items]
Business Acquisition, Pro Forma Information, Nonrecurring Adjustments [Table Text Block]		10.4