Consolidated Statements of Financial Condition - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Assets
Cash and cash equivalents	$ 260,875	$ 330,653
Cash restricted or segregated under regulations and other	37,611	37,852
Deposits with clearing organizations	72,741	70,860
Securities owned, at fair value	8,678	5,598
Receivables from brokers, dealers and clearing organizations	283,012	1,036,777
Receivables from customers	74,869	49,176
Premises and equipment, net	52,663	55,496
Capitalized software, net	39,104	39,379
Goodwill	10,615	11,933
Intangibles, net	15,872	24,611
Income taxes receivable	8	128
Deferred taxes	35,629	23,590
Other assets	25,425	22,969
Total assets	917,102	1,709,022
Liabilities:
Accounts payable and accrued expenses	165,387	169,530
Short-term bank loans	133,487	81,934
Payables to brokers, dealers and clearing organizations	171,279	960,559
Payables to customers	25,606	9,957
Securities sold, not yet purchased, at fair value	6,143	2,637
Income taxes payable	6,032	17,017
Term debt	7,918	12,567
Total liabilities	515,852	1,254,201
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; 52,410,571 and 52,300,885 shares issued at September 30, 2016 and December 31, 2015, respectively	525	523
Additional paid-in capital	242,573	239,090
Retained earnings	532,956	571,626
Common stock held in treasury, at cost; 19,846,254 and 19,207,419 shares at September 30, 2016 and December 31, 2015, respectively	(346,779)	(336,923)
Accumulated other comprehensive income (net of tax)	(28,025)	(19,495)
Total stockholders' equity	401,250	454,821
Total liabilities and stockholders' equity	$ 917,102	$ 1,709,022