Equity Based Compensation - Summary of Option Activity for Stock Options (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding [Roll Forward]
Shares, Outstanding, Beginning Balance	607,500
Shares, Granted
Shares, Exercised
Shares, Expired
Shares, Forfeited
Shares, Outstanding, Ending Balance	607,500	607,500
Shares, Exercisable	602,500
Shares, Expected to vest	4,914
Weighted Average Exercise Price, Outstanding, Beginning Balance	$ 8.88
Weighted Average Exercise Price, Granted
Weighted Average Exercise Price, Exercised
Weighted Average Exercise Price, Expired
Weighted Average Exercise Price, Forfeited
Weighted Average Exercise Price, Outstanding, Ending Balance	$ 8.88	$ 8.88
Weighted Average Exercise Price, Exercisable	$ 8.90
Weighted Average Exercise Price, Expected to vest	$ 6.23
Weighted Average Remaining Contractual Life (Yrs.), Outstanding	5 years 9 months 15 days	6 years 15 days
Weighted Average Remaining Contractual Life (Yrs.), Exercisable	5 years 9 months 11 days
Weighted Average Remaining Contractual Life (Yrs.), Expected to vest	7 years 4 months 2 days
Aggregate Intrinsic Value, Outstanding	$ 12,784
Aggregate Intrinsic Value, Exercisable	12,666
Aggregate Intrinsic Value, Expected to vest	$ 116