Condensed Consolidated Statements of Financial Condition - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Assets
Cash and cash equivalents	$ 211,787	$ 275,210
Cash restricted or segregated under regulations and other	35,426	38,080
Deposits with clearing organizations	110,033	72,527
Securities owned, at fair value	10,612	12,073
Receivables from brokers, dealers and clearing organizations	1,010,335	644,614
Receivables from customers	105,551	107,935
Premises and equipment, net	55,236	60,306
Capitalized software, net	39,283	38,333
Goodwill	12,945	12,803
Intangibles, net	29,985	31,595
Income taxes receivable	3,642	105
Deferred taxes	29,419	37,209
Other assets	24,241	20,059
Total assets	1,678,495	1,350,849
Liabilities:
Accounts payable and accrued expenses	189,904	199,211
Short-term bank loans	81,149	78,360
Payables to brokers, dealers and clearing organizations	954,103	600,041
Payables to customers	31,324	11,132
Securities sold, not yet purchased, at fair value	6,996	8,253
Income taxes payable	7,525	19,772
Deferred taxes		703
Term debt	11,962	17,781
Total liabilities	$ 1,282,963	$ 935,253
Commitments and contingencies
Stockholders' Equity:
Preferred stock, $0.01 par value; 1,000,000 shares authorized; no shares issued or outstanding
Common stock, $0.01 par value; 100,000,000 shares authorized; 52,265,654 and 52,229,962 shares issued at June 30, 2015 and December 31, 2014, respectively	$ 523	$ 522
Additional paid-in capital	235,766	240,135
Retained earnings	491,600	487,462
Common stock held in treasury, at cost; 18,299,591 and 18,000,756 shares at June 30, 2015 and December 31, 2014, respectively	(321,443)	(306,629)
Accumulated other comprehensive income (net of tax)	(10,914)	(5,894)
Total stockholders' equity	395,532	415,596
Total liabilities and stockholders' equity	$ 1,678,495	$ 1,350,849