Shareholders' Equity (Tables)

12 Months Ended

Dec. 30, 2011

Stockholders' Equity Note [Abstract]

Schedule of Ordinary Share Activity

The ordinary share activity for the years ended December 30, 2011 and December 31, 2010 is summarized as follows:

	Year Ended
	Dec. 30, 2011	Dec. 31, 2010
Ordinary shares issued/ (retired) as a result of:
Stock option exercises	1,166,849	135,722
Restricted share grants	27,853	32,956
Treasury share retirement	2,155,678	5,058,659

Schedule of Repurchase Activity

The following represents a summary of repurchase activity during the years ended December 30, 2011 and December 31, 2010 (U.S. dollars in millions, except share and per share data):

	Summary of Repurchases
	Dec. 30, 2011					Dec. 31, 2010
	Shares	USD		Average price per share		Shares	USD		Average price per share
Quarter ended:	318,982	$	7.4	$	23.07	1,338,359	$	29.2	$	21.83
Year ended:	2,155,678	50.0		23.16		5,058,659	108.1		21.36

Schedule of Dividends Declared

The following is a summary of the dividends declared per share for the years ended December 30, 2011 and December 31, 2010:

Dividend Declared Date	Cash Dividend Declared, per Ordinary Share
November 2, 2011	$	0.10
August 3, 2011	$	0.10
May 4, 2011	$	0.05
March 3, 2011	$	0.05
November 3, 2010	$	0.05