Goodwill and Identifiable Assets - Summary of Identifiable Intangible Assets with Definite and Indefinite Useful Lives (Detail) - USD ($) $ in Millions		Sep. 30, 2016	Dec. 31, 2015
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with definite life, Gross Carrying Value		$ 1,204.2	$ 1,175.6
Intangible assets with definite life, Accumulated Amortization		(542.4)	(471.3)
Intangible assets with definite life, Accumulated Impairment		(171.1)	(171.1)
Intangible assets with definite life, Net		490.7	533.2
Gross Carrying Value		2,085.5	2,056.9
Accumulated Impairment		(801.3)	(801.3)
Net		741.8	784.3	[1]
Trademarks and tradenames with indefinite lives [Member]
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with indefinite life, Gross Carrying Value	[2]	881.3	881.3
Intangible assets with indefinite life, Accumulated Impairment	[2]	(630.2)	(630.2)
Intangible assets with indefinite life, Net	[2]	251.1	251.1
Customer relationships [Member]
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with definite life, Gross Carrying Value	[3]	860.4	846.2
Intangible assets with definite life, Accumulated Amortization	[3]	(300.2)	(249.4)
Intangible assets with definite life, Accumulated Impairment	[3]	(148.9)	(148.9)
Intangible assets with definite life, Net	[3]	411.3	447.9
Trademarks and tradenames [Member]
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with definite life, Gross Carrying Value		1.8	1.7
Intangible assets with definite life, Accumulated Amortization		(0.7)	(0.4)
Intangible assets with definite life, Net		1.1	1.3
Capitalized Software [Member]
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with definite life, Gross Carrying Value		160.8	143.0
Intangible assets with definite life, Accumulated Amortization		(134.1)	(125.3)
Intangible assets with definite life, Net		26.7	17.7
Technology
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with definite life, Gross Carrying Value		142.3	141.9
Intangible assets with definite life, Accumulated Amortization		(75.3)	(65.0)
Intangible assets with definite life, Accumulated Impairment		(22.2)	(22.2)
Intangible assets with definite life, Net		44.8	54.7
Customer Contracts
Finite And Infinite Lived Intangible Assets [Line Items]
Intangible assets with definite life, Gross Carrying Value		38.9	42.8
Intangible assets with definite life, Accumulated Amortization		(32.1)	(31.2)
Intangible assets with definite life, Net		$ 6.8	$ 11.6

[1] As of January 1, 2016, we have adopted ASU 2015-03 and ASU 2015-15 with retrospective application. This resulted in a reclassification from other non-current assets to long-term debt, less current portion for debt issuance costs as of December 31, 2015. Refer to Note 2, “Recently Issued Accounting Standards” of the notes to the condensed consolidated financial statements for further details.

[2] The intangible assets include $251 million of trademarks and trade names that we have determined to have indefinite useful lives, primarily acquired in connection with the acquisition of Diversey.

[3] As of September 30, 2016 this amount includes $4.3 million related to the accelerated amortization of intangible assets related to ceasing operations in Venezuela. Refer to Note 1 of the Condensed Consolidated Statement of Operations for further details.