Business Combination - Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands	Apr. 21, 2015	Jul. 03, 2015	Sep. 26, 2014	[1]
Business Acquisition [Line Items]
Goodwill		$ 241,734	$ 240,626
MeVis Medical Solutions AG (MeVis)
Business Acquisition [Line Items]
Net tangible assets	$ 21,700
Intangible assets with a weighted average useful life of 5.4 years	5,800
Goodwill	8,200
Fair value of net assets	35,700
Less: Noncontrolling interests	10,200
Net assets acquired	25,500
Cash and cash equivalents	$ 13,900
Finite-lived intangible asset, useful life	5 years 4 months 24 days

[1] The condensed consolidated balance sheet as of September 26, 2014 was derived from audited financial statements as of that date, but does not include all disclosures required by accounting principles generally accepted in the United States of America.