Commitments (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
Jan. 03, 2015	Dec. 28, 2013	Dec. 29, 2012
Commitments and Contingencies Disclosure [Abstract]
Other Commitments, Description	Concurrently with the execution of the MSPA, we entered into an agreement with Siemens to create a strategic alliance to jointly invest in innovative projects that integrate health information technology with medical technologies for the purpose of enhancing workflows and improving clinical outcomes.
Other Commitment	$ 50.0us-gaap_OtherCommitment
Rent expense for office and warehouse space	$ 25.1us-gaap_OperatingLeasesRentExpenseNet	$ 20.0us-gaap_OperatingLeasesRentExpenseNet	$ 18.1us-gaap_OperatingLeasesRentExpenseNet

Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

No definition available.

Name:	us-gaap_OtherCommitment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant