Shareholders' Equity (Detail) (USD $)	0 Months Ended										3 Months Ended												12 Months Ended			2 Months Ended
	Dec. 05, 2014	Sep. 05, 2014	May 30, 2014	Mar. 28, 2014	Dec. 06, 2013	Sep. 06, 2013	May 31, 2013	Mar. 29, 2013	May 05, 2010	Jul. 31, 2009	Dec. 26, 2014		Sep. 26, 2014	Jun. 27, 2014	Mar. 28, 2014	Dec. 27, 2013		Sep. 27, 2013	Jun. 28, 2013	Mar. 29, 2013	Dec. 28, 2012	Dec. 30, 2011	Dec. 26, 2014	Dec. 27, 2013	Dec. 28, 2012	Feb. 17, 2015	May 01, 2013
Subsequent Event [Line Items]
Preferred shares, shares authorized											50,000,000					50,000,000							50,000,000	50,000,000
Preferred shares, par value											$ 0.01					$ 0.01							$ 0.01	$ 0.01
Preferred shares, issued											0					0							0	0
Preferred shares, outstanding											0					0							0	0
Ordinary shares, authorized											200,000,000					200,000,000							200,000,000	200,000,000
Ordinary shares, par value											$ 0.01												$ 0.01
Ordinary shares, outstanding											53,899,923					57,707,385							53,899,923	57,707,385
Stock repurchase program, ordinary shares repurchased and retired											15,843,157												15,843,157
Stock repurchase program, value of ordinary shares repurchased and retired											$ 412,100,000												$ 412,100,000
Total stock repurchase program, authorized repurchase amount																											300,000,000
Common stock repurchase program, maximum remaining amount											112,100,000												112,100,000
Stock repurchase program, average purchase price																					$ 33.99	$ 26.43	$ 31.90	$ 26.90
Stock Repurchased During Period, Shares																					3,048,596	27,982	4,577,772	3,490,488
Ordinary shares issued/ (retired) as a result of:
Stock option exercises																							1,945,939	1,975,339	475,918
Restricted share grants																							26,117	26,201
Stock repurchase program, minority unit, period (years)									3 years	3 years
Stock repurchase program, ordinary shares authorized									150,000,000
Exercises of stock options, shares																							287,202	0
Stock Repurchase Program:
Stock repurchase program, ordinary shares repurchased																							2,363,996
Stock repurchase program, ordinary shares value																					103,600,000	700,000	145,900,000	94,000,000
Stock repurchase program, average purchase price																					$ 33.99	$ 26.43	$ 31.90	$ 26.90
Dividends:
Dividends declared per ordinary share	$ 0.125	$ 0.125	$ 0.125	$ 0.125	$ 0	$ 0	$ 0	$ 0			$ 0.125	[1]	$ 0.125	$ 0.125	$ 0.125	$ 0.125	[2],[3]	$ 0.125	$ 0.125	$ 0.125			$ 0.50	$ 0.50	$ 0.40
Payments of dividends, common stock																							27,900,000	28,200,000	23,200,000
Accelerated Share Repurchases, Final Price Paid Per Share																							$ 34.50
Subsequent Event [Member]
Subsequent Event [Line Items]
Stock repurchase program, ordinary shares repurchased and retired																										1,997,504
Stock repurchase program, value of ordinary shares repurchased and retired																										$ 67,600,000.0
Stock repurchase program, average purchase price																										$ 33.83
Stock Repurchase Program:
Stock repurchase program, average purchase price																										$ 33.83

[1] Diluted earnings per share for the quarter ended December 26, 2014 excludes the impact of antidilutive share-based payment awards for 399,568 ordinary shares, as they were antidilutive.

[2] Diluted earnings per share for the quarter ended December 27, 2013 excludes the impact of share-based payment awards for 308,293 ordinary shares, as they were antidilutive.

[3] The quarter ended December 27, 2013, includes charges related to goodwill and trademark impairment of $75.7 million and $23.9 million, respectively, related to the 2004 Prepared Food acquisition, exit activities in our Brazil operations of $11.4 million, unfavorable litigation of $10.2 million and other charges of $3.4 million primarily relating to restructuring activities in Europe. See Note 3, "Asset Impairment and Other Charges, Net" and Note 7 , "Goodwill and Other Intangible Assets" for further discussion on these charges.