Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions	6 Months Ended		12 Months Ended
	Jun. 26, 2015	Jun. 27, 2014	Dec. 26, 2014	May. 01, 2013
Stockholders' Equity Note [Abstract]
Preferred Stock, Shares Issued	0		0
Preferred Stock, Shares Outstanding	0		0
Preferred shares, shares authorized	50,000,000		50,000,000
Preferred shares, par value	$ 0.01		$ 0.01
Ordinary shares, issued	52,692,566		53,899,923
Ordinary shares, outstanding	52,692,566		53,899,923
Ordinary shares, authorized	200,000,000		200,000,000
Ordinary shares, par value	$ 0.01		$ 0.01
Stock Repurchase Program:
Ordinary shares repurchase and retirement	2,056,604	1,312,771
Stock repurchase program, ordinary shares authorized				$ 300.0
Stock repurchase program, value of ordinary shares repurchased and retired	$ 257.5
Stock repurchase program, ordinary shares repurchased and retired	8,188,255
Stock Repurchased and Retired During Period, Shares			2,363,996
Accelerated Share Repurchases, Final Price Paid Per Share			$ 34.50
Stock repurchase program, maximum remaining amount	$ 42.5
Payments of dividends, common stock	$ 13.1	$ 14.2