XML 30 R67.htm IDEA: XBRL DOCUMENT v2.4.0.8
Related Party Transactions - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Related Party Transactions [Abstract]    
Fees payable to Smith, Gambrell & Russell $ 0.1 $ 1.0
Amount due to Smith, Gambrell & Russell $ 0.1 $ 0.2