Consolidated Statements of Financial Condition (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
ASSETS
Cash and cash equivalents	$ 168,924	$ 132,691
Securities available-for-sale, at fair value	64,863	67,742
Accounts receivable, net of allowance of $3 and $133 as of December 31, 2014 and December 31, 2013, respectively	33,836	34,158
Goodwill and intangible assets, net of accumulated amortization	66,419	68,697
Furniture, equipment, leasehold improvements and capitalized software, net of accumulated depreciation and amortization	32,185	32,703
Prepaid expenses and other assets	6,685	10,640
Deferred tax assets, net	6,972	7,279
Total assets	379,884	353,910
Liabilities
Accrued employee compensation	25,310	24,001
Income and other tax liabilities	5,940	3,975
Deferred revenue	2,465	2,713
Accounts payable, accrued expenses and other liabilities	11,961	12,859
Total liabilities	45,676	43,548
Commitments and Contingencies (Note 13)
Stockholders’ equity
Additional paid-in capital	307,059	295,557
Treasury stock - Common stock voting, at cost, 2,141,344 and 1,495,159 shares as of December 31, 2014 and December 31, 2013, respectively	(70,247)	(32,273)
Retained earnings	101,813	51,042
Accumulated other comprehensive loss	(4,537)	(4,083)
Total stockholders’ equity	334,208	310,362
Total liabilities and stockholders’ equity	379,884	353,910
Undefined Preferred Stock [Member]
Stockholders’ equity
Preferred stock
Series A Preferred Stock [Member]
Stockholders’ equity
Preferred stock
Voting Common Stock [Member]
Stockholders’ equity
Common stock	$ 120	$ 119