XML 25 R47.htm IDEA: XBRL DOCUMENT v2.4.0.8
Share-Based Compensation - Summary of Restricted Shares (Detail) (USD $)
3 Months Ended
Mar. 31, 2014
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Number of Shares, Non-vested, Beginning Balance 281,835
Number of Shares, Granted 347,484
Number of Shares, Vested 4,435
Non-vested at March 31, 2014 624,884
Weighted Average Grant Date Fair Value, Non-vested, Beginning Balance $ 1.26
Weighted Average Grant Date Fair Value, Granted $ 1.01
Weighted Average Grant Date Fair Value, Vested $ 1.73
Weighted Average Grant Date Fair Value, Non-vested, Ending Balance $ 1.12