Acquisitions Fair Values Determination of Assets Acquired and Liabilities Assumed in Acquisition (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 28, 2014	Dec. 31, 2013	Feb. 03, 2014 Mayo Healthcare Pty Limited
Assets
Current assets			$ 10,393
Property, plant and equipment			306
Customer lists intangible asset			9,335
Goodwill	1,352,045	1,354,203	15,986
Total assets acquired			36,020
Liabilities
Current liabilities			4,685
Deferred tax liabilities			2,800
Liabilities assumed			7,485
Net assets acquired			$ 28,535

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Amount of assets acquired at the acquisition date.

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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 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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Amount of intangible assets, excluding goodwill, 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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