Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 77,125	$ 54,193
Securities owned, at fair value	4,426	66,294
Securities held-to-maturity		1,000
Accounts receivable	25,528	21,309
Income taxes receivable		6,978
Prepaid expenses	5,505	3,550
Other current assets	303	1,007
Total current assets	112,887	154,331
Fixed assets, net	9,723	10,693
Note receivable, net (Note 8)	28,121	18,748
Indemnification receivable (Note 20)	35,654
Securities held-to-maturity	20,199	20,299
Deferred tax assets, net	2,213	1,050
Investments, carried at cost (Note 9)	35,187	35,187
Goodwill (Note 22)	85,856	1,799
Intangible assets (Note 22)	613,274	12,085
Other noncurrent assets	2,304	793
Total assets	945,418	254,985
Current liabilities:
Fund management and administration payable	24,383	20,099
Compensation and benefits payable	13,728	28,053
Deferred consideration - gold payments (Note 11)	11,788
Income taxes payable	799
Securities sold, but not yet purchased, at fair value	2,018	950
Accounts payable and other liabilities	8,668	8,246
Total current liabilities	61,384	57,348
Long-term debt (Note 12)	193,999
Deferred consideration - gold payments (Note 11)	144,267
Deferred rent payable	4,462	4,686
Other noncurrent liabilities (Note 20)	35,654
Total liabilities	439,766	62,034
Commitments and Contingencies (Note 14)
Stockholders' equity
Preferred stock, par value $0.01; 2,000 shares authorized: (Note 13):
Common stock, par value $0.01; 250,000 shares authorized; issued and outstanding: 153,083 and 136,996 at September 30, 2018 and December 31, 2017, respectively	1,531	1,370
Additional paid-in capital	361,900	216,006
Accumulated other comprehensive income	373	291
Retained earnings/(Accumulated deficit)	9,279	(24,716)
Total stockholders' equity	373,083	192,951
Total liabilities and stockholders' equity	945,418	$ 254,985
Series A Preferred Stock [Member]
Temporary Equity
Preferred stock - Series A Non-Voting Convertible, par value $0.01; 14.750 shares authorized, issued and outstanding (Note 13)	$ 132,569