Shareholders' Equity - Narrative (Details) - USD ($)			1 Months Ended	3 Months Ended
	Jul. 29, 2015	May. 01, 2013	May. 03, 2016	Apr. 01, 2016	Mar. 27, 2015	Jan. 01, 2016
Class of Stock [Line Items]
Preferred shares, shares authorized (shares)				50,000,000		50,000,000
Preferred shares, par value (usd per share)				$ 0.01		$ 0.01
Preferred shares, issued (shares)				0		0
Preferred shares, outstanding (shares)				0		0
Ordinary shares, authorized (shares)				200,000,000		200,000,000
Ordinary shares, par value (usd per share)				$ 0.01		$ 0.01
Ordinary shares, issued (shares)				51,120,115		52,542,965
Ordinary shares, outstanding (shares)				51,120,115		52,542,965
Stock Repurchase Program:
Duration of share repurchase program	3 years	3 years
Stock repurchase program, ordinary shares authorized	$ 300,000,000	$ 300,000,000
Stock repurchase program, value of ordinary shares repurchased and retired				$ 356,400,000
Stock repurchase program, ordinary shares repurchased and retired				10,686,830
Stock repurchase program, maximum remaining amount				$ 243,600,000
Payments of dividends, common stock				$ 6,400,000	$ 6,500,000
Subsequent Event [Member]
Stock Repurchase Program:
Stock repurchased during period (shares)			55,916
Payment for repurchase of shares			$ 2,300,000
Price paid per share (usd per share)			$ 41.98