v2.4.0.8
Related Party Transactions (Narrative) (Details) (Mariner Invesment Group LLC)
9 Months Ended
Sep. 30, 2013
Mariner Invesment Group LLC
 
Related Party Transaction [Line Items]  
Quarterly management fee (as a percent) 0.025%
Successive terms (in years) 1 year
Notice period (in days) 60 days