Shareholders' Equity (Tables)

12 Months Ended

Jan. 01, 2016

Stockholders' Equity Note [Abstract]

Schedule of Ordinary Share Activity

The ordinary share activity for the years ended January 1, 2016 and December 26, 2014 is summarized as follows:

	Year Ended
	January 1, 2016		December 26, 2014
Ordinary shares issued/(retired) as a result of:
Stock option exercises	1,320,103		1,945,939
Restricted stock awards	21,875		26,117
Restricted and performance stock units	239,624		287,202
Ordinary share repurchase and retirement	(2,938,560	)	(4,577,772	)

Schedule of Repurchase Activity

The following represents a summary of repurchase activity during the quarters and years ended January 1, 2016 and December 26, 2014 (U.S. dollars in millions, except share and per share data):

	Year Ended
	January 1, 2016					December 26, 2014
	Shares	USD		Average price per share		Shares	USD		Average price per share
Quarter ended:	160,720	$	6.3	$	39.27	3,048,596	$	103.6	$	33.99
Year ended:	2,938,560	$	103.9	$	35.34	4,577,772	145.9		31.90

Schedule of Dividends Declared

The following is a summary of the dividends declared per share for the years ended January 1, 2016 and December 26, 2014:

Year Ended
January 1, 2016			December 26, 2014
Dividend Declared Date	Cash Dividend Declared, per Ordinary Share		Dividend Declared Date	Cash Dividend Declared, per Ordinary Share
December 4, 2015	$	0.125	December 5, 2014	$	0.125
September 4, 2015	$	0.125	September 5, 2014	$	0.125
May 29, 2015	$	0.125	May 30, 2014	$	0.125
March 27, 2015	$	0.125	March 28, 2014	$	0.125