XML 30 R31.htm IDEA: XBRL DOCUMENT v2.4.0.8
Insurance Activity - Summary of Losses and Loss Adjustment Reserve Activity (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2014
Dec. 31, 2013
Mar. 31, 2014
Insurance [Abstract]      
Balance at beginning of period $ 44,314 $ 82,524 $ 34,837
Incurred - prior periods 1,104 (6,159)  
Paid - prior periods (10,581) (32,051)  
Total $ 34,837 $ 44,314