Acquisitions (Details) (USD $)	6 Months Ended
	Jun. 28, 2014	Apr. 01, 2014	Dec. 28, 2013
Business Combinations [Abstract]
Business Acquisition, Goodwill, Expected Tax Deductible Amount		$ 16,800,000
Business Acquisition, Effective Date of Acquisition	Apr. 01, 2014
Business Acquisition, Percentage of Voting Interests Acquired		100.00%
Business Acquisition, Name of Acquired Entity	InterMedHx, LLC (InterMedHx)
Business Acquisition, Description of Acquired Entity	InterMedHx is a provider of health technology solutions in the areas of preventive care, patient administration, and medication history.
Business Combination, Reason for Business Combination	We believe the addition of InterMedHx solutions creates a more comprehensive offering in the market.
Business Combination, Consideration Transferred	19,100,000
Business Combination, Contingent Consideration Arrangements, Description	payable at a percentage of the revenue contribution from InterMedHx solutions and services during the period commencing on April 1, 2014 and ending March 31, 2019
Business Combination, Contingent Consideration, Liability		11,600,000
Goodwill	324,108,000	16,800,000	307,422,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles		$ 3,800,000
Business Combination, Provisional Information, Initial Accounting Incomplete, Reasons	The allocation of purchase price is subject to changes as our valuation assessment is finalized and additional information becomes available; however, we do not expect material changes.
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	5 years