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Revenue Recognition and Concentration of Credit Risk (Revenue and Accounts Receivable) (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Dec. 31, 2013
Concentration Risk [Line Items]          
Entity Wide Revenue Major Customer Number     3    
Accounts receivable, net $ 3,174   $ 3,174   $ 1,977
Net revenues 6,763 6,493 17,742 20,541  
Ancillary Network
         
Concentration Risk [Line Items]          
Allowance for Uncollectable Receivables (354) (449) (354) (449)  
Accounts receivable, net 2,240 1,723 2,240 1,723  
Provision for refunds (55) (175) (161) (282)  
Net revenues 5,656 6,266 16,160 20,541  
Ancillary Network | Sales Revenue
         
Concentration Risk [Line Items]          
% of Total Revenue 100.00% 100.00% 100.00% 100.00%  
Ancillary Network | Sales Revenue | Provision for refunds
         
Concentration Risk [Line Items]          
% of Total Revenue (1.00%) (3.00%) (1.00%) (1.00%)  
Ancillary Network | Customer Concentration Risk | HealthSmart Preferred Care II, L.P.
         
Concentration Risk [Line Items]          
Accounts receivable, gross 876 480 876 480  
Revenue, Gross 1,938 1,048 5,483 4,843  
Ancillary Network | Customer Concentration Risk | HealthSCOPE Benefits, Inc.
         
Concentration Risk [Line Items]          
Accounts receivable, gross 163 179 163 179  
Revenue, Gross 293 940 1,352 2,060  
Ancillary Network | Customer Concentration Risk | HealthMarkets, Inc
         
Concentration Risk [Line Items]          
Accounts receivable, gross 231 165 231 165  
Revenue, Gross 609 800 1,471 2,338  
Ancillary Network | Customer Concentration Risk | All Others
         
Concentration Risk [Line Items]          
Accounts receivable, gross 1,324 1,348 1,324 1,348  
Revenue, Gross $ 2,871 $ 3,653 $ 8,015 $ 11,582  
Ancillary Network | Customer Concentration Risk | Sales Revenue | HealthSmart Preferred Care II, L.P.
         
Concentration Risk [Line Items]          
% of Total Revenue 34.00% 17.00% 34.00% 24.00%  
Ancillary Network | Customer Concentration Risk | Sales Revenue | HealthSCOPE Benefits, Inc.
         
Concentration Risk [Line Items]          
% of Total Revenue 5.00% 15.00% 8.00% 10.00%  
Ancillary Network | Customer Concentration Risk | Sales Revenue | HealthMarkets, Inc
         
Concentration Risk [Line Items]          
% of Total Revenue 11.00% 13.00% 9.00% 11.00%  
Ancillary Network | Customer Concentration Risk | Sales Revenue | All Others
         
Concentration Risk [Line Items]          
% of Total Revenue 51.00% 58.00% 50.00% 56.00%