Acquired indefinite lived intangible assets weighted average useful life.

No definition available.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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- Definition

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.

+ References

No definition available.

+ Details

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- Definition

The amount of identifiable intangible assets recognized as of the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=73531372&loc=d3e2207-128464

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472

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Acquisitions - Components of Identified Intangible Assets and Estimated Weighted Average Useful Lives (Detail) - USD ($) $ in Millions	Aug. 11, 2016	Aug. 02, 2016	Jan. 04, 2016	Oct. 01, 2016
AquaTerra Corporation [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value				$ 16.6
AquaTerra Corporation [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value			$ 15.8
AquaTerra Corporation [Member] \| Trademarks and Trade Names [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value			$ 4.4
AquaTerra Corporation [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Customer relationships			12 years
AquaTerra Corporation [Member] \| Customer Relationships [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value			$ 11.4
S&D Acquisition [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value	$ 111.9
S&D Acquisition [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Customer relationships	17 years
S&D Acquisition [Member] \| Customer Relationships [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value	$ 108.9
S&D Acquisition [Member] \| Non-Competition Agreements [Member]
Business Acquisition [Line Items]
Weighted Average Estimated Useful Life	4 years
S&D Acquisition [Member] \| Non-Competition Agreements [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value	$ 3.0
Eden Acquisition [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value		$ 219.1
Eden Acquisition [Member] \| Trade Names [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value		$ 68.2
Eden Acquisition [Member] \| Customer Relationships [Member]
Business Acquisition [Line Items]
Customer relationships		15 years
Eden Acquisition [Member] \| Customer Relationships [Member] \| Income Approach Valuation Technique [Member] \| Estimate of Fair Value, Fair Value Disclosure [Member]
Business Acquisition [Line Items]
Estimated Fair Market Value		$ 150.9