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

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

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Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

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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 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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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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-Publisher FASB

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Acquisitions Purchase Price Allocations (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Apr. 30, 2014	Apr. 01, 2013
Acquisitions [Line Items]
Goodwill	$ 340,743us-gaap_Goodwill	$ 12,274us-gaap_Goodwill	$ 2,209us-gaap_Goodwill
ATMI [Member]
Acquisitions [Line Items]
Accounts receivable and other current assets				107,967
Inventory				115,507
Property, Plant, and Equipment				126,302
Identifiable intangible assets				297,040
Other Noncurrent Assets				13,216
Current liabilities				(60,056)
Deferred Tax Liabilities and other Noncurrent liabilities				(122,710)
Net assets acquired				477,266
Goodwill				332,124
Total purchase price, net of cash acquired				809,390
Jetalon [Member]
Acquisitions [Line Items]
Accounts receivable, inventory and other assets					944
Identifiable intangible assets					5,634
Current liabilities					(216)
Net assets acquired					6,362
Goodwill					10,090
Total purchase price, net of cash acquired					$ 16,452