Quarterly report pursuant to Section 13 or 15(d)

Related Party Transactions - (Narrative) (Details)

v3.5.0.2
Related Party Transactions - (Narrative) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
May 28, 2010
Sep. 30, 2016
Sep. 30, 2016
Dec. 31, 2015
Jun. 24, 2013
May 29, 2012
Related Party Transactions [Line Items]            
Subordinated Debt   $ 22,610 $ 22,610 $ 22,610    
5% Unsecured Subordinated Notes   22,610 22,610 $ 22,610    
Subordinated debt interest rate 5.00%          
Subordinated debt effective interest rate 14.00%          
Kanders GMP Holdings, LLC [Member]            
Related Party Transactions [Line Items]            
Subordinated Debt $ 14,517         $ 365
Interest paid on transferred subordinated note   181 544      
Interest paid on Gregory employees subordinated notes   5 14      
5% Unsecured Subordinated Notes 14,517         365
Discounted subordinated notes 8,640          
Schiller Gregory Investment Company, LLC [Member]            
Related Party Transactions [Line Items]            
Subordinated Debt 7,539         189
Interest paid on Gregory employees subordinated notes   2 7      
5% Unsecured Subordinated Notes 7,539         $ 189
Discounted subordinated notes 4,487          
Former Employees [Member]            
Related Party Transactions [Line Items]            
Subordinated Debt 554          
5% Unsecured Subordinated Notes 554          
Discounted subordinated notes $ 316          
Robert R. Schiller 2013 Cornerstone Trust and the Deborah Schiller 2005 Revocable Trust [Member]            
Related Party Transactions [Line Items]            
Interest paid on transferred subordinated note   $ 95 $ 283      
Robert R. Schiller 2013 Cornerstone Trust [Member]            
Related Party Transactions [Line Items]            
Subordinated Debt         $ 3,769  
5% Unsecured Subordinated Notes         $ 3,769