CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 15,405	$ 14,153
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	325	288
Amortization of intangible assets	552	180
Unrealized gains on trading investments	(81)	(134)
Stock based compensation expense	7,695	6,468
Deferred income taxes	(612)	2,145
Excess tax benefits from stock based compensation	(1,396)	(1,916)
Net sales of investments - trading securities	33,506	6,927
Change in operating assets and liabilities:
Accounts receivable	(6,773)	(2,236)
Other current assets	288	919
Accounts payable and accrued liabilities	810	(166)
Compensation and benefits payable	(6,522)	(8,683)
Income taxes payable	1,673	(1,189)
Other liabilities	(18)	(29)
Net cash provided by operating activities	44,852	16,727
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(564)	(302)
Acquisition of Woodway, net of cash acquired	(24,133)	0
Net cash used in investing activities	(24,697)	(302)
CASH FLOWS FROM FINANCING ACTIVITIES:
Purchases of treasury stock	(1,327)	0
Restricted stock returned for payment of taxes	(5,576)	(5,839)
Excess tax benefits from stock based compensation	1,396	1,916
Cash dividends	(8,743)	(7,291)
Net cash used in financing activities	(14,250)	(11,214)
Effect of currency rate changes on cash	(1,269)	(12)
NET INCREASE IN CASH AND CASH EQUIVALENTS	4,636	5,199
Cash and cash equivalents, beginning of period	18,131	10,864
Cash and cash equivalents, end of period	22,767	16,063
Supplemental cash flow information:
Cash paid during the period for income taxes	6,675	6,978
Common stock issued for acquisition	5,669	0
Non-cash accrued contingent consideration	$ 9,257	$ 0