Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies Management Agreement (Details)

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Commitments and Contingencies Management Agreement (Details) - PRCM Advisers LLC [Member]
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
USD ($)
Other Commitments [Line Items]    
Percent per annum of equity used to calculate management fees 1.50%  
Percent per annum of additional equity used to calculate management fees   0.75%
One time downward adjustment to management fees payable   $ 15.0
Maximum additional one time downward adjustment to management fees payable   $ 3.3
Management agreement, termination fee factor 3  
Management agreement, termination fee period 24 months