Quarterly report pursuant to Section 13 or 15(d)

Accrued Expenses (Details)

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Accrued Expenses (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Components of accrued expenses    
Accrued investment manager fees $ 23,053 $ 35,287
Accrued compensation and related taxes 32,329 31,278
Sales and use tax payable 11,348 10,108
Accrued professional services 5,153 3,213
Definite consideration 1,250 445
Other accrued expenses 6,139 7,432
Total accrued expenses $ 79,272 $ 87,763