Quarterly report pursuant to sections 13 or 15(d)

Net Capital Requirements - Additional Information (Details)

v2.4.0.8
Net Capital Requirements - Additional Information (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Sep. 30, 2013
Maximum
Sep. 30, 2013
Securities America
Sep. 30, 2013
Ladenburg
Sep. 30, 2013
Triad
Sep. 30, 2012
Triad
Sep. 30, 2013
Investacorp Inc
Sep. 30, 2013
Premier
Sep. 30, 2013
Premier
Minimum
Cash
Sep. 30, 2013
Premier
Minimum
Regulatory requirements
Sep. 30, 2013
Premier
Minimum
Regulatory requirements
Cash
Net Capital Requirements [Line Items]                        
Regulatory net capital       $ 10,055 $ 15,222 $ 4,843   $ 4,694        
Alternative excess amount over net capital requirement       9,805 14,972              
Alternative minimum net capital requirement       250 250              
Indebtedness to net capital     15     3.2   1.2        
Excess amount over net capital             3,818 4,323        
Minimum net capital requirement           1,025   371        
Stockholder's equity $ 183,741 $ 51,221             $ 1,301 $ 250 $ 1,000 $ 250