Deferred Shares - Additional Information (Detail) In Thousands, except Share data, unless otherwise specified		1 Months Ended						1 Months Ended
	Dec. 31, 2013	Nov. 30, 2010 Deferred Shares USD ($)	Nov. 30, 2010 Deferred Shares EUR (€)	Jul. 31, 2010 Deferred Shares	Dec. 31, 2013 Deferred Shares	Dec. 31, 2012 Deferred Shares	Jul. 31, 2008 Deferred Shares EUR (€)	Nov. 30, 2010 Ordinary Shares	Jul. 31, 2010 Ordinary Shares	Nov. 30, 2010 Ordinary Shares Authorized and unissued
Class of Stock [Line Items]
Maximum share capital issued that can be redeemable and serve no other purpose	90.00%
Common shares, shares authorized		2,230,330	2,230,330	0	2,230,334	5,000,004	100,000,215,088
Common stock, par value			€ 0.01				€ 0.00000001
Common shares, shares issued							705,658
Number of shares converted				100,000,000,000				10,193,347		2,230,330
Number of shares issued upon conversion		2,230,330	2,230,330						100,000
Authorized and unissued deferred shares, cancelled				215,088
Authorized and unissued ordinary shares, amount of increase									100,000
Deferred shares, value		$ 29	€ 22