Accounts Payable Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Accounts Payable, Accrued Expenses and Other Liabilities [Abstract]
Deferred rent obligations	$ 11,979	$ 13,142
Deferred income	428	1,033
Equity in RCG Longview Partners II, LLC	5,969	5,878
Professional fees payable	4,811	3,889
Placement and other fees payable	1,555	3,615
Litigation reserve	1,300	0
Contingent consideration payable	6,158	4,083
Interest and dividends payable	3,574	3,366
Accrued expenses and accounts payable	15,223	7,846
Accrued tax liabilities	1,236	3,754
Accounts payable, accrued expenses and other liabilities	$ 52,233	$ 46,606