Summary of Stock Option Activity (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]
Outstanding shares, Beginning Balance			5,388,548
Outstanding shares, Granted	150,000	[1],[2]	1,020,000		5,739,140	[3]
Outstanding shares, Forfeitures			(1,230,966)		(350,592)
Outstanding shares, Ending Balance	1,285,536				5,388,548
Outstanding shares, Ending Balance			5,177,582
Outstanding shares, Exercised	(4,042,046)	[4],[5]
Outstanding shares, Exercisable Ending Balance	321,377	[1],[6],[7],[8]
Outstanding weighted average exercise prices, Beginning Balance	$ 2.06	[9]	$ 1.30	[9]		[9]
Outstanding weighted average exercise prices, Granted	$ 23.36	[2],[9]	$ 4.95	[9]	$ 1.30	[3],[9]
Outstanding weighted average exercise prices, Forfeitures			$ 1.30	[9]	$ 1.30	[9]
Outstanding weighted average exercise prices, Ending Balance	$ 4.77	[4],[9]	$ 2.06	[9]	$ 1.30	[9]
Outstanding weighted average exercise prices, Exercised	$ 1.99	[9]
outstanding weighted average exercise prices, Ending Balance	$ 1.61	[1],[6],[7],[8],[9]

[1] Primarily represents non-operating depreciation and amortization expenses generated as a result of the Merger and certain non-recurring fees and expenses.

[2] On November 6, 2013, the Company granted 150,000 stock options to an Officer of the Company under the 2013 Plan.

[3] Includes 100,000 of stock options that were not granted under the Equity Incentive Plans, but are subject to certain terms of the 2010 Plan.

[4] At December 31, 2013, the total intrinsic value of options exercised during the year amounted to $91.6 million.

[5] Revenues are based on subsidiaries' country of domicile.

[6] Applicable margin of 2.50% at December 31, 2013.

[7] The weighted average remaining contractual term of exercisable options at December 31, 2013 is 6.79 years. Vested stock options became exercisable as a result of the Company's initial public offering in April 2013.

[8] The aggregate intrinsic value of options exercisable at December 31, 2013 amounted to $7.4 million.

[9] Exercise price was retroactively adjusted to reflect the equitable adjustment of $3.71 per share as discussed below.