Amount of liability recognized arising from contingent consideration in a business combination.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 25

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 35

-Paragraph 1

-Subparagraph b

-URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478

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- Definition

Amount of gain (loss) recognized in other comprehensive income (loss) for financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1a)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

Cash outflow representing an adjustment to the purchase price of a previous acquisition.

+ References

No definition available.

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- Definition

The increase (decrease) in potential payments under the contingent consideration arrangement.

+ References

No definition available.

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Financial Instruments and Derivative Instruments (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended			12 Months Ended		3 Months Ended
	Jun. 28, 2015	Mar. 30, 2014	Jun. 30, 2013	Dec. 31, 2014	Dec. 31, 2013	Mar. 29, 2015	Dec. 31, 2012
Tekmar
Reconciliation of changes in fair value of all financial assets and liabilities
Contingent liability of the acquisition date fair value							$ 5.1
Contingent consideration payment	2.3	2.2	1.2
Increase in fair value of contingent liability based on a revised estimate of the fair value of the contingent consideration				0.5	1.0
Contingent consideration
Reconciliation of changes in fair value of all financial assets and liabilities
Balance at the beginning of the period						2.5
Total realized and unrealized (gains) losses included in Comprehensive income						(0.2)
Balance at the ending of the period						$ 2.3