Shareholders' Equity (Tables)

3 Months Ended

Mar. 29, 2013

Stockholders' Equity Note [Abstract]

Schedule of Ordinary Share Activity

Ordinary share activity for the quarters ended March 29, 2013 and March 30, 2012 is summarized as follows:

	Quarter ended
	March 29, 2013		March 30, 2012
Ordinary shares issued/ (retired) as a result of:
Stock option exercises	589,018		40,250
Restricted stock grants	26,201		27,573
Ordinary shares repurchase and retirement	(1,038,209	)	—