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Stock-Based Compensation - Additional Information (Detail) (USD $)	3 Months Ended		0 Months Ended		3 Months Ended
	Mar. 31, 2014 Incentive_Plan	Dec. 31, 2013	Dec. 20, 2013 Equity Incentive Plan [Member]	Mar. 31, 2014 Equity Incentive Plan [Member]	Mar. 31, 2014 Restricted Stock [Member]	Mar. 31, 2014 Restricted Stock Three [Member]	Mar. 31, 2014 Stock Appreciation Rights (SARs) [Member]	Mar. 31, 2014 Options [Member]	Mar. 31, 2014 Maximum [Member] Restricted Stock [Member]	Mar. 31, 2014 Maximum [Member] Options [Member]	Mar. 31, 2014 Minimum [Member] Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized	225,000,000	225,000,000		10,535,978
Annual increase in number of shares of common stock				4.00%
Aggregate limit of shares issuable to incentive stock option awards				3,000,000
Equity incentive plans	3
Initial grant of stock-based compensation in shares			6,000,000
Increase in percentage of outstanding number of shares of common stock			4.00%
Term of years								4 years	10 years	10 years
Vesting period of grant date					1 year		3 years		3 years	3 years	1 year
Restricted stock units vest and convert into shares of our common stock	4 years					4 years
Percentage of vested grant yearly								25.00%
Percentage of vested grant monthly								75.00%
Unexercised vested option forfeiture								3 months
Total unrecognized compensation expense	$ 3,677,000
Vesting period	2 years 9 months 18 days
Estimated fair value								$ 77,000
Exercise price							$ 20.00
Number of SARs outstanding							110,593
Number of SARs, Granted							0
Number of SARs, Exercised							0
Number of SARs, Forfeited and expired							0

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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Net number of non-option equity instruments granted to participants.

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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

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Maximum number of shares that may be issued in accordance with the plan as a proportion of outstanding capital stock.

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