Shareholders' Equity (Tables)

12 Months Ended

Dec. 26, 2014

Stockholders' Equity Note [Abstract]

Schedule of Ordinary Share Activity

The ordinary share activity for the years ended December 26, 2014 and December 27, 2013 is summarized as follows:

	Year Ended
	December 26, 2014		December 27, 2013
Ordinary shares issued/(retired) as a result of:
Stock option exercises	1,945,939		1,975,339
Restricted stock awards	26,117		26,201
Restricted and performance stock units	287,202		—
Ordinary share repurchase and retirement	(4,577,772	)	(3,490,488	)

Schedule of Repurchase Activity

The following represents a summary of repurchase activity during the years ended December 26, 2014 and December 27, 2013 (U.S. dollars in millions, except share and per share data):

	Year Ended
	December 26, 2014					December 27, 2013
	Shares	USD		Average price per share		Shares	USD		Average price per share
Quarter ended:	3,048,596	$	103.6	$	33.99	27,982	$	0.7	$	26.43
Year ended:	4,577,772	145.9		31.90		3,490,488	94.0		26.9

Schedule of Dividends Declared

The following is a summary of the dividends declared per share for the years ended December 26, 2014 and December 27, 2013:

Year Ended
December 26, 2014			December 27, 2013
Dividend Declared Date	Cash Dividend Declared, per Ordinary Share		Dividend Declared Date	Cash Dividend Declared, per Ordinary Share
December 5, 2014	$	0.125	December 6, 2013	$	0.125
September 5, 2014	$	0.125	September 6, 2013	$	0.125
May 30, 2014	$	0.125	May 31, 2013	$	0.125
March 28, 2014	$	0.125	March 29, 2013	$	0.125