Derivatives and Hedging Activities Derivatives and Hedging Activities - Cash Flow Hedge (Details Textuals) (USD $) In Thousands, unless otherwise specified	Mar. 29, 2015
Cash Flow Hedge Buy [Member]
Cash Flow and Investment Hedges
Notional amount of foreign exchange forward contracts	$ 226,300
Cash Flow Hedge Sell [Member]
Cash Flow and Investment Hedges
Notional amount of foreign exchange forward contracts	$ 162,300

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 12

-Section 13

-Sentence Column B

Name:	invest_DerivativeNotionalAmount
Namespace Prefix:	invest_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant