Interim Statement Presentation Interim Statement Presentation (Details)	3 Months Ended
	Mar. 29, 2014
Interim Statement Presentation [Abstract]
Stockholders' Equity Note, Stock Split	On May 24, 2013, the Board of Directors of the Company approved a two-for-one split of our common stock in the form of a 100% stock dividend, which was distributed on or about June 28, 2013 to shareholders of record as of June 17, 2013. In connection with the stock split, 3.0 million treasury shares, which represented the amount held in treasury on June 28, 2013, were utilized to settle a portion of the distribution. All share and per share data have been retroactively adjusted for all periods presented to reflect the stock split including the use of treasury shares, as if the stock split had occurred at the beginning of the earliest period presented.
Maximum Time Until Maturity of Short-term Available-for-Sale Investments	1 year 0 months 0 days
Maximum Time Until Maturity of Long-term Available-for-Sale Investments	2 years 0 months 0 days