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Equity-Based Compensation - Consolidated Business Additional Information (Details) - Stock options - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Nov. 30, 2015
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period   4 years
FolioDynamix    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock options granted in the period, fair value   $ 5.1
First anniversary of grant date    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage   25.00%
Vest ratably each month over the subsequent 36 months    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting period   36 months
Vesting percentage   75.00%
Each Anniversary    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage   25.00%
Vested in November 2015 | FolioDynamix    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage 25.00%  
Vested ratably each month through November 2018 | FolioDynamix    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vesting percentage   75.00%